Bubble Letters – 70 Free Printable Sheets

Bubble letters are the soft, puffy outlines that make every letter look inflated, and these 70 free printable sheets show you how each one is built. Every sheet holds one upright, centered letter, number, or mark with a wide open inside, so you can study the shape, copy it freehand, or fill it with crayons, markers, or colored pencils. There are no stars, no borders, and no backgrounds, just the shape of the letter. Print a sheet, look at how the curves swell and join, and start drawing your own bubble letters.

All 70 Bubble Letter Sheets to Print

All of these bubble letter sheets are free and printable. Click the picture of any sheet to open the PDF, then print it on standard A4 paper. The range runs from very easy, with one big, simple letter, to more detailed sheets with divided patterns, so there is something for every age and skill level.

Uppercase Bubble Letters A to Z

Uppercase Bubble Letter A

A large, plump uppercase letter A with rounded corners, drawn in a single bold black outline. It has a small triangular counter in the middle and two wide, rounded feet. The big open interior suits blending several colors.

Uppercase Bubble Letter B

Two stacked bowls with a pinched notch on the right make up this chunky uppercase B. Its thick black outline is fully closed, and the two rounded counters are small, so the wide body leaves plenty of open space.

Uppercase Bubble Letter C

The curved uppercase C has a thick, even black outline and a wide opening on the right. Its two terminals are rounded and bulging, with a smooth dip on the inside curve. There are no inner lines, so the shape takes one large flat color or a gradient well.

Uppercase Bubble Letter D

Bold uppercase D with a straight, slightly waisted stem on the left and one big rounded bowl on the right. A single D-shaped counter sits inside, and the thick outline is fully closed.

Uppercase Bubble Letter E

A plump uppercase E with three rounded arms, the top and bottom ones longer than the short middle bar. Two narrow slots separate the arms, and the clean outline is fully closed. The wide arms leave room for patterns or stripes.

Uppercase Bubble Letter F

A tall uppercase F with a long rounded top arm, a shorter middle arm and a thick stem ending in a rounded foot. The outline is clean and closed, with no inner lines. The big flat areas suit blended color.

Uppercase Bubble Letter G

A chunky uppercase G drawn as one continuous curve, with a rounded upper terminal and a horizontal bar that turns into a small hooked tip. The thick outline is clean and closed, and the wide body leaves large open areas.

Uppercase Bubble Letter H

Two wide, rounded pillars joined by a thick crossbar form this uppercase H. Notches above and below the bar have softly curved corners, and the single black outline is fully closed. The broad stems suit stripes or dots.

Uppercase Bubble Letter I

Seen from the front, this uppercase I has a wide rounded top and bottom bar joined by a straight, slim stem. The single thick outline curves smoothly into the stem. The large open interior is easy to fill with a gradient.

Uppercase Bubble Letter J

The J has a wide rounded cap on top, a long vertical stem, and a deep curve at the bottom that ends in a small upturned hook on the left. One clean, closed outline surrounds the whole letter. The hook is the smallest area to fill.

Uppercase Bubble Letter K

A plump uppercase K with a tall rounded stem on the left and two thick diagonal arms that meet at a sharp inner point. The outline is one closed black line. The arm tips are good spots for contrasting colors.

Uppercase Bubble Letter L

An uppercase L with a tall, round-topped stem and a short foot that ends in a rounded toe on the right. The whole letter is one smooth black outline with a small inner corner. Its large open areas suit broad marker strokes.

Uppercase Bubble Letter M

A chunky uppercase M with two rounded humps on top, a deep V-shaped notch between them, and two wide legs with softly curved feet. Its thick outline stays closed all the way around.

Uppercase Bubble Letter N

The capital N is drawn as a single thick-lined shape. Two upright stems with rounded ends are joined by one diagonal bar, and the narrow notches sit at the top and bottom of the diagonal. The broad, open interior is easy to fill.

Uppercase Bubble Letter O

Seen head-on, the capital O is a tall oval ring with a smaller oval hole in the middle. Both are drawn in one even, thick black line with no breaks. The wide, thick ring is easy to fill with a single broad marker or with stripes.

Uppercase Bubble Letter P

A plump capital P with a tall stem that swells into a round blob at the bottom and a big rounded bowl on top. A small D-shaped hole sits inside the bowl. The wide stem suits patterns like stripes or dots.

Uppercase Bubble Letter Q

A chunky capital Q with a round outer body and a narrow oval hole in the center. A short rounded tail curls out at the lower right. The wide, even outline leaves large open areas, so this sheet suits broad marker strokes.

Uppercase Bubble Letter R

The capital R fills the page with a rounded left stem and a big bowl at the top, which holds a small D-shaped hole. A thick leg swings out to the lower right and ends in a round foot. Only one hole needs careful coloring around.

Uppercase Bubble Letter S

A single fat capital S drawn as one smooth, closed outline. Both ends curl inward into rounded tips, and the lower curve is broader than the top. With no inner shapes, it works well for bold marker fills or a gradient from top to bottom.

Uppercase Bubble Letter T

Wide rounded crossbar on top of a thick vertical stem that ends in a rounded bottom. The whole letter is one closed outline with soft corners and no inner shapes, so it is easy to fill evenly.

Uppercase Bubble Letter U

A chunky capital U with two thick upright arms that join in a deep, wide curve at the bottom. The narrow inner slot ends in a rounded base, and the outline is one clean closed line. The wide arms leave plenty of room for patterns or stripes.

Uppercase Bubble Letter V

Two slanted arms with rounded, slightly flared tops meet in a broad, smooth curve at the bottom. A narrow, pointed notch splits the top. Its large open interior suits a gradient or a two-tone fill.

Uppercase Bubble Letter W

A wide capital W with two rounded bottom curves and a soft, rounded peak in the middle. Two deep notches cut in from the top, and the single closed outline is easy to fill. The broad shapes suit bold, even coloring.

Uppercase Bubble Letter X

Four rounded, balloon-like arms spread out from a small center in a capital X. Short pointed notches mark the top and bottom, and the smooth outline is closed. It is a simple sheet with big open areas.

Uppercase Bubble Letter Y

A capital Y with two rounded upper arms that taper down and join a thick vertical stem with a rounded base. The V-shaped gap between the arms ends in a small rounded point. One continuous clean outline.

Uppercase Bubble Letter Z

Capital Z drawn as one thick, rounded outline, with fat rounded corners at the top left and bottom right. A long diagonal runs between two sharp inner notches. The bold shapes are easy to color evenly.

Lowercase Bubble Letters a to z

Lowercase Bubble Letter A

A single-story lowercase a with a plump round bowl and a curved hook at the top. A small teardrop-shaped counter sits in the middle, and a little flick finishes the bottom right. The wide, open areas suit chunky markers.

Lowercase Bubble Letter b

A lowercase b with a tall rounded stem on the left and a wide bowl on the right, drawn in a single clean outline. An oval counter sits inside the bowl, and a small notch marks the bottom where stem and bowl meet.

Lowercase Bubble Letter C

Lowercase c in a thick, even black outline, opening to the right. Two plump rounded terminals curve inward at top and bottom, and the wide interior leaves generous space for solid fills or a pattern.

Lowercase Bubble Letter D

A chunky lowercase d with a wide round bowl on the left and a tall, rounded stem on the right, outlined in one even black line. An oval counter sits inside the bowl, and a small curved tail finishes the bottom right.

Lowercase Bubble Letter E

A fat, rounded lowercase e outlined in one even black line, with a small half-moon eye in the upper bowl and a sweeping tail curling out at the lower right. The open, wide shapes suit young colorers.

Lowercase Bubble Letter f

The stem of this lowercase f rises from a rounded base and arcs over into a hooked top on the right. A wide, pill-shaped crossbar juts out on both sides. The shape is one closed outline, so it stays easy to color.

Lowercase Bubble Letter G

A plump single-story g with a big round bowl, a small oval hole in the middle, and a thick stem that drops into a wide, curving tail below. Every shape is large and closed, so it suits beginners.

Lowercase Bubble Letter H

Lowercase h with a tall rounded stem on the left and an arched shoulder that drops into a second leg on the right. A narrow gap sits between the legs, and the outline is one clean, closed line.

Lowercase Bubble Letter I

A lowercase i drawn as two closed shapes: a large oval dot floating above a dumbbell-shaped stem with flared, rounded ends at top and bottom. The thick outline is clean and the interiors are wide open, which makes it a good first letter for a young colorer.

Lowercase Bubble Letter j

A tall lowercase j with a perfectly round dot hovering above a thick vertical stem. The stem sweeps down into a rounded hook on the left. The outline is clean and fully closed, and the interior is wide open.

Lowercase Bubble Letter K

A single lowercase k with a tall rounded stem on the left and two plump arms branching to the right, the upper one ending in a round tip and the lower one swinging out into a wide foot.

Lowercase Bubble Letter L

Lowercase l drawn as one tall, rounded stem that curves into a short foot at the bottom right. The outline is thick and fully closed, and the single wide interior is easy to color.

Lowercase Bubble Letter M

Wide lowercase m made of three plump legs joined by two rounded arches, each meeting in a small pointed notch at the top. The thick outline is fully closed, and the large open interior leaves plenty of room for patterns.

Lowercase Bubble Letter N

A compact lowercase n with two chunky legs joined by one smooth arch, which meets the left stem in a small pointed notch. Both feet are rounded, and the outline is thick and fully closed.

Lowercase Bubble Letter O

Round, wide lowercase o with a small oval counter in the middle. The thick black outline is fully closed on both the outer and inner edge, leaving a broad ring-shaped band to color.

Lowercase Bubble Letter P

A chunky lowercase p whose long stem drops below the baseline to a rounded foot, with a big round bowl on the right and a tall oval hole inside. Wide, open areas suit bold coloring.

Lowercase Bubble Letter Q

Lowercase q with a large round bowl on the left and a thick stem on the right that drops below the baseline to a rounded tail. A tall oval counter sits inside the bowl. The clean, thick outline leaves broad areas that suit chunky markers.

Lowercase Bubble Letter R

A plump lowercase r drawn as one closed outline: a tall rounded stem on the left and a curved arm swelling out to the right, with a small notch where they meet. It has no inner holes, so it is a single large area to fill.

Lowercase Bubble Letter S

Two wide, rounded curves of a lowercase s, drawn in one smooth, thick black outline. The upper and lower hooks end in blunt, tapered tips. Each curve forms a roomy area that takes a different marker color well.

Lowercase Bubble Letter t

A chunky lowercase t with a rounded top, a wide crossbar with half-circle ends, and a stem that sweeps into a curled foot on the right. One closed outline, no inner shapes.

Lowercase Bubble Letter U

The lowercase letter u in a fat, rounded bubble style, with two upright stems joined by a deep U-shaped curve. A small pointed notch sits at the bottom right where the tail meets the bowl. The thick, clean outline is easy to stay inside.

Lowercase Bubble Letter V

A lowercase v drawn as one wide, plump shape, with two rounded top lobes, a narrow inner notch that dips to a soft point, and a broad curved base. The open middle section is good for a gradient.

Lowercase Bubble Letter W

Wide, plump lowercase w with two tall rounded outer arms and a middle peak that rises to a soft arch. Two narrow slits cut in from the top, and a pointed notch sits at the base. The large open areas suit blended colors.

Lowercase Bubble Letter x

A single lowercase x built from four round, puffy arms that meet in a narrow crossing. Four small notches mark the waist, and the outline is one continuous, closed black line. The wide arm tips leave room for two-color blends.

Lowercase Bubble Letter Y

The letter y is drawn in thick, rounded outline with two tall top arms that split at a deep V-shaped notch. A long tail curves down and hooks left at the bottom.

Lowercase Bubble Letter Z

A chunky lowercase z with a flat rounded top bar, a long diagonal stroke running down to the left, and a wide bottom bar. Both inner corners are sharp, and the outline is one clean closed line.

Bubble Numbers and Punctuation

Bubble Number 0

The number 0 as a tall, plump oval ring with a smaller oval hole in the center. Both outlines are smooth, closed black lines, and the thick band between them leaves a wide area for solid color or a gradient.

Bubble Number 1

A big number 1 with a rounded flag at the top left that slopes down into a straight, wide stem. The stem ends in a chunky, rounded foot. The single outline is clean and fully closed.

Bubble Number 2

Number 2 in plump bubble style, with a big round hook on top, a smooth diagonal sweeping down to the left, and a wide base bar with rounded corners. One open white interior.

Bubble Number 3

A chunky, rounded number 3 drawn as one continuous outline. Two fat bulging lobes are joined by a sharp notch on the right side, and a wavy cut-in on the left. The wide interior is one open white area, so it suits a bold fill, stripes or a pattern.

Bubble Number 4

Bubble-style number 4 with a long diagonal running from the rounded top down to a wide crossbar. A small triangular opening sits in the middle, and the stem ends in a rounded foot. The large white areas suit bold fills.

Bubble Number 5

The number 5 as a fat, rounded outline. A flat top bar with a softly curved right end leads into a deep notch, then a big belly bowl curls around to a rounded tail at lower left. The generous open interior suits bold patterns.

Bubble Number 6

Number 6 in a plump bubble outline, with a tall curved stem that ends in a rounded hook at the upper right. A small oval counter sits inside the round lower bowl. The sheet has two separate areas to color: the body and the counter.

Bubble Number 7

A chunky number 7 drawn as one clean outline. The top bar has rounded corners at both ends, and the stroke slants down in a gentle curve to a round, blunt foot. Its single wide area is easy to color.

Bubble Number 8

Two stacked loops form a plump number 8, the lower one wider than the upper. Pinched notches mark the waist on both sides, and two small rounded holes sit inside. Thick, clean outlines make the shapes easy to stay within.

Bubble Number 9

A bubble-style number 9 with a large round bowl at the top and a small oval hole in its center. The tail sweeps down the right side and curls into a wavy lower left hook.

Bubble Punctuation Marks and Heart

Four bubble-style symbols share one sheet: an exclamation mark, a question mark, an ampersand and a heart. The ampersand has two small teardrop holes, and the heart’s wide, open interior suits a smooth, even color fill.

Alphabet Charts and Bubble Letter Projects

Uppercase Bubble Letter Alphabet Chart

All 26 capital letters from A to Z sit in five tight rows, with Y and Z centered on the last. Each has a thick, rounded outline, and A, B, D, O, P, Q and R carry small inner holes. The wide interiors suit smooth fills.

Lowercase Bubble Letter Alphabet Chart

The full lowercase alphabet, a to z, runs across five rows of puffy outlined letters, with y and z centered at the bottom. Letters like a, b, d, e, g, o, p and q have small round holes. Mostly large, open shapes make this an easy sheet to fill.

Bubble Number Chart 0 to 9

Digits 0 through 9 fill two rows of five, drawn as chunky, rounded outlines. The 0, 4, 6, 8 and 9 hold small inner holes, while the 1, 2, 3, 5 and 7 are solid. The thick shapes are easy to fill.

Name Banner Strip with Six Letter Boxes

A wide ribbon banner with swallowtail ends holds six empty rounded squares in a row, ready for a name in bubble letters. The bold outlines and curled tails give plenty of room to color.

BUBE Bubble Letters in a Square

The letters B, U, B and E are stacked in a two-by-two block of chunky outlined shapes. Thin curved lines split each letter into sections. Both B’s have two small rounded holes, so the sections make clear coloring zones.

Shadow Bubble Letters A B C D

Four fat bubble letters, A, B, C and D, sit in a two-by-two grid. Each has a second outline offset to its lower right as a drop shadow. The shadow strips can take a darker shade than the letter faces.

ABCDEF Bunting Banner

Two strings of triangular pennant flags hang one above the other, each flag holding one bubble letter: A, B, C on top and D, E, F below. The pennants are large, open shapes that suit broad crayon strokes.

All About Bubble Letters

What Makes a Letter a Bubble Letter

A bubble letter is a letter drawn with rounded, swollen outlines, as if it had been blown up like a balloon. The strokes are thick, the corners are soft, and the inside of the letter is a roomy open space. That open space is what makes bubble letters so popular for posters, signs, and doodles. On these sheets the shape of the letter is the content. We left out decorations, stars, and scenery, so nothing distracts from the form you are learning. If you want to compare bubble letters with other ways of shaping letters, our overview of lettering styles is a good next step.

Uppercase and Lowercase Are Different Sheets

Capital letters and small letters are not the same drawing at a different size. In this collection they are separate sheets, and they look clearly different from each other. An uppercase A has its own pointed, tall form, while a lowercase a has a rounded body with a small tail. This makes the pages useful for children who are learning to tell the two kinds apart. You can lay the capital B and the small b side by side and see how they compare.

Drawn by Hand, Upright and Centered

Every letter is drawn freely rather than traced from an existing typeface. We did not copy any protected font, so the shapes are original to this collection. Each letter stands straight with no slant and sits in the middle of the page. That gives you an even margin all around, which makes the sheets easy to print, copy from, and cut out. The inside of each letter stays empty so you can decide how to fill it. Only the sheets that are clearly named as pattern sheets divide the inside into smaller sections.

How to Practice Drawing Bubble Letters

Paper and Print Settings

The sheets are made for A4 paper. If you print on US Letter size, choose the “fit to page” option so the letter is not cut off at the edges. Regular copy paper works well for pencils, crayons, and colored pencils. For markers, gel pens, or watercolor, pick a heavier paper, such as cardstock, so the ink does not soak through. Print in black and white at normal quality. The outlines are bold, so you do not need a special setting.

Draw Your Own Bubble Letters

Put a sheet next to a blank page and copy the letter freehand. A simple way to start is to write the letter lightly in pencil as a thin skeleton, then draw a rounded outline around it at an even distance and close the ends with soft curves. Erase the skeleton and compare your version with the sheet. Repeat the same letter until the thickness stays even, then move on to the next one. Once single letters feel easy, try a short word and let the letters touch or overlap slightly.

Which Sheet for Which Age

• Preschoolers: Start with a single large uppercase letter, such as A, B, or C. Tracing the outline with a finger and then filling the big inside with a thick crayon helps them remember the shape.
• Early readers: Try the lowercase letters and the numbers. Naming each letter out loud while working turns the sheet into reading practice.
• Older children and adults: Use the overview sheets, the project sheets, and the pattern sheets as models for your own lettering, shading, and color planning.

Shading That Makes Letters Look Puffy

Because the letters look inflated, a little shading makes them seem even rounder. Fill the whole inside in a light shade, then press harder along the bottom edge with a darker shade of the same color. A small white gap left near the top corner looks like a shiny highlight. You can also give each letter a single bold shade, use a rainbow that changes from top to bottom, or fill the inside with your own dots and stripes.

Projects With Bubble Letters

• Name banner: Color the letters of a name, cut them out, and string them along a ribbon for a bedroom door or a birthday table.
• Alphabet wall: Pin up one uppercase and one lowercase sheet for each letter in order. It makes a bright reference chart for a playroom or classroom.
• Handmade cards: Fold a piece of colored paper in half and glue a cut-out letter on the front for a monogram card, or use a number for a birthday.
• Your own poster: Use the sheets as a model and draw a whole word or a short message in bubble letters on a large sheet of paper.

Frequently Asked Questions

Are these bubble letter sheets really free?

Yes. You can open, download, and print every sheet at no cost. Click the picture to open the PDF, then print as many copies as you need for your home, your family, or your group.

What age are these bubble letter sheets for?

They suit a wide range. Young children who are just learning their letters can start with the big, simple uppercase shapes. Older children can move on to the lowercase and number sheets, and teens and adults can use the pattern and project sheets as models for their own lettering. A parent or teacher can easily pick the right level.

How do I draw bubble letters myself?

Write the letter lightly in pencil as a thin line, then draw a rounded outline around it at an even distance and erase the inner line. Keep a sheet from this collection next to you as a model and compare the thickness and the curves as you go.

Can I use the sheets in a classroom?

Yes. Teachers can print them for lessons on letter recognition, spelling practice, and name activities, or as a calm task for early finishers. Because uppercase and lowercase letters are separate sheets, you can hand out a matching pair and ask students to compare them.

Matthew Matthysen( Drawing and Painting Artist )

Matthew Matthysen is an educated multidisciplinary artist and illustrator. He successfully completed his art degree at the University of Witwatersrand in South Africa, majoring in art history and contemporary drawing. The focus of his thesis was to explore the philosophical implications of the macro and micro-universe on the human experience. Matthew uses diverse media, such as written and hands-on components, to explore various approaches that are on the border between philosophy and science.

Matthew organized various exhibitions before and during his years as a student and is still passionate about doing so today. He currently works as a freelance artist and writer in various fields. He also has a permanent position at a renowned online gallery (ArtGazette) where he produces various works on commission. As a freelance artist, he creates several series and successfully sells them to galleries and collectors. He loves to use his work and skills in various fields of interest.

Matthew has been creating drawing and painting tutorials since the relaunch in 2020. Through his involvement with artincontext.org, he has been able to deepen his knowledge of various painting mediums. For example, watercolor techniques, calligraphy and lately digital drawing, which is becoming more and more popular.

Learn more about Matthew Matthysen and the Art in Context Team.