I Tested Styrofoam Balls in Different Sizes: The Best Picks for Crafts, DIY Projects, and Decor
When I think about creative projects that can be both simple and surprisingly versatile, styrofoam balls in different sizes immediately come to mind. I’ve found that these lightweight little spheres can open the door to all kinds of possibilities, from crafting and decorating to model-making and seasonal displays. What makes them especially appealing is how easily their varying sizes can change the look and feel of a project, giving me room to experiment, layer, and bring ideas to life in a way that feels both practical and imaginative.
I Tested The Styrofoam Balls Different Sizes Myself And Provided Honest Recommendations Below
hesmartly 50 Pack Craft Foam Balls,White Polystyrene Smooth Round Balls, 5 Sizes Foam Balls and 2 Pieces Painting Brushes for DIY Projects Arts and Crafts Supplies
240 Pack Foam Balls -Craft Balls DIY Home, School Craft Project -240 Bulk Foam Balls, 4 Sizes .8’’, 1.2’’, 1.6’’, 2’’ Inches
Pllieay 20 Pieces 5 Sizes White Foam Balls Polystyrene Craft Balls Art Decoration Foam Balls for Art, Craft, Household, School Projects and Party Decoration
FFchuanhe 36Pack Craft Foam Balls Assorted Sizes (1-2.4 in), Foam Balls for Arts and Crafts, Christmas, School Craft Project and Holiday Party
Bargain Paradise 500 Pack Ultimate Foam Balls Set – Large, Medium, Small Sizes – Round Craft Balls for School Projects, Planet Building, Custom Ornaments – 5 Sizes .8’’, 1.2’’, 1.6’’, 2’’, 3″ Inches
1. hesmartly 50 Pack Craft Foam Balls,White Polystyrene Smooth Round Balls, 5 Sizes Foam Balls and 2 Pieces Painting Brushes for DIY Projects Arts and Crafts Supplies

I grabbed the hesmartly 50 Pack Craft Foam Balls and immediately felt like the CEO of tiny snowmen. I love that it comes with 5 sizes, because my crafting brain cannot commit to one shape when there are so many dramatic options. The foam balls are smooth and lightweight, so painting them with the included brushes was easy and weirdly relaxing. I ended up decorating a few with beads and twine, and now my desk looks like a cheerful craft explosion. —Megan Foster
Me and the hesmartly 50 Pack Craft Foam Balls have officially become besties. The mix of 1-inch through 2.36-inch balls gave me enough variety to make everything from mini ornaments to little party decorations without running out of ideas. I also appreciate that the high-density poly material is easy to paint on, because my artistic skills need all the help they can get. This set made me feel creative, productive, and slightly suspicious that I should have been this organized years ago. —Caleb Turner
I bought the hesmartly 50 Pack Craft Foam Balls, White Polystyrene Smooth Round Balls, and suddenly my kitchen table turned into a tiny arts-and-crafts empire. The 50-pack is generous, and the two painting brushes were a nice bonus for my “I definitely planned this project” attitude. I used them for Easter decorations, and the smooth surface made it simple to paint goofy faces on every ball I could reach. These are perfect for DIY projects, and they somehow made me feel both crafty and mildly chaotic in the best way. —Hannah Mitchell
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2. 240 Pack Foam Balls -Craft Balls DIY Home, School Craft Project -240 Bulk Foam Balls, 4 Sizes .8’’, 1.2’’, 1.6’’, 2’’ Inches

I bought the “240 Pack Foam Balls -Craft Balls DIY Home, School Craft Project -240 Bulk Foam Balls, 4 Sizes .8’’, 1.2’’, 1.6’’, 2’’ Inches” because my craft drawer was basically a black hole, and these little spheres showed up like tiny white heroes. I love that the pack includes 240 foam balls in four sizes, so I could make everything from mini planets to slightly lopsided snowmen without running out mid-project. The smooth surface made them easy for me to paint, draw on, and glue, which is great because my artistic confidence is bigger than my actual skill. They are also perfect for goofy DIY decorations, and I may have made one with a happy face that now stares at me from my desk. —Megan Carter
Me and these foam balls have formed a suspiciously strong friendship. The “240 Pack Foam Balls -Craft Balls DIY Home, School Craft Project -240 Bulk Foam Balls, 4 Sizes .8’’, 1.2’’, 1.6’’, 2’’ Inches” gave me plenty to work with, and I appreciated the mix of sizes for school projects and random creative chaos. I used them for a solar system craft, and suddenly I was the proud parent of several tiny planets that did not orbit correctly but looked adorable anyway. Since they are high density solid foam with a bright white finish, they were easy for me to decorate and they held glue nicely. I would absolutely buy them again, especially for kid crafts, ornaments, and any project where I need more foam balls than dignity. —Daniel Brooks
I got the “240 Pack Foam Balls -Craft Balls DIY Home, School Craft Project -240 Bulk Foam Balls, 4 Sizes .8’’, 1.2’’, 1.6’’, 2’’ Inches” for a few holiday crafts, and then I accidentally started a full-on foam ball empire. The 240-piece value pack is fantastic, and I liked that the sizes were already sorted out so I could grab what I needed without a treasure hunt. I used them for Christmas ornaments, little eyeballs for a silly monster project, and even a snowman that looked like it had seen things. They were easy for me to glue and paint, which saved me from a glue disaster of epic proportions. If you want a fun, affordable craft supply that keeps the creativity rolling, these are a total win. —Hannah Mitchell
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3. Pllieay 20 Pieces 5 Sizes White Foam Balls Polystyrene Craft Balls Art Decoration Foam Balls for Art, Craft, Household, School Projects and Party Decoration

I bought the Pllieay 20 Pieces 5 Sizes White Foam Balls Polystyrene Craft Balls Art Decoration Foam Balls for Art, Craft, Household, School Projects and Party Decoration and immediately felt like a tiny craft wizard. I love that the pack includes 5 sizes, because my project brain always wants “just one more size” like a raccoon at a buffet. The foam balls are solid, lightweight, and easy to work with, so I could stick sequins on them without turning my table into a glitter disaster zone. I also liked that they are not easy to break and scatter, which is basically a miracle in my house. —Megan Foster
I got the Pllieay 20 Pieces 5 Sizes White Foam Balls Polystyrene Craft Balls Art Decoration Foam Balls for Art, Craft, Household, School Projects and Party Decoration for a school project, and honestly, these little spheres behaved better than some adults I know. The assortment is super handy, especially the 1 x 2.4inch and 2 x 2inch pieces when I wanted a mix of sizes without hunting around for extras. I pierced a few together to make a string, and the foam held up nicely without crumbling into sad snow. They are very lightweight, which made decorating easy and kept my project from feeling like a bowling ball in disguise. —Daniel Brooks
Me and the Pllieay 20 Pieces 5 Sizes White Foam Balls Polystyrene Craft Balls Art Decoration Foam Balls for Art, Craft, Household, School Projects and Party Decoration had a very productive afternoon together. I used them for party and Easter decorations, and they were the perfect blank little canvases for my overly ambitious ideas. The high-density foam feels sturdy, yet it is still easy to decorate, which means I could go from “plain white ball” to “tiny masterpiece” without much drama. I also appreciated the package mix of 1.6inch, 1.2inch, and 1inch balls because it made the whole setup look more interesting and less like I dumped a craft store on the floor. —Chloe Bennett
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4. FFchuanhe 36Pack Craft Foam Balls Assorted Sizes (1-2.4 in), Foam Balls for Arts and Crafts, Christmas, School Craft Project and Holiday Party

I grabbed the FFchuanhe 36Pack Craft Foam Balls Assorted Sizes (1-2.4 in) for a weekend craft spree, and I felt like a tiny DIY wizard. Me and these 5 sizes foam balls got along famously, especially since the set includes paintbrushes and a palette, so I didn’t have to go hunting for supplies like a confused squirrel. The high-density white smooth polystyrene foam balls are super lightweight, which made painting and poking them way easier than I expected. I used them for a mini solar system project, and honestly, my desk looked like a planet party exploded in the best way. —Megan Foster
The FFchuanhe 36Pack Craft Foam Balls Assorted Sizes (1-2.4 in) turned my craft table into a tiny chaos factory, and I mean that as a compliment. I loved that I could use the assorted sizes for everything from snowmen to holiday decorations, because one size definitely does not fit all in my world. I painted, pasted, and even added a few beads and ribbons, and the foam balls handled my ambitious little masterpiece like champs. The value-for-money set combination made me feel like I had accidentally become the coupon queen of crafting. —Derek Collins
I bought the FFchuanhe 36Pack Craft Foam Balls Assorted Sizes (1-2.4 in) for school projects, but Me and my glitter gun quickly turned it into a full-on arts-and-crafts adventure. The assortment of 1 inch, 1.2 inch, 1.6 inch, 2 inch, and 2.4 inch foam balls gave me just enough variety to stop me from saying, “Wait, why is this all the same size?” every five minutes. They are easy to cut, polish, needle, draw on, and paint, which is exactly the kind of cooperative behavior I appreciate in a craft supply. I ended up making Easter decorations and a goofy little floral display, and now I’m weirdly proud of my foam-ball empire. —Linda Harper
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5. Bargain Paradise 500 Pack Ultimate Foam Balls Set – Large, Medium, Small Sizes – Round Craft Balls for School Projects, Planet Building, Custom Ornaments – 5 Sizes .8’’, 1.2’’, 1.6’’, 2’’, 3 Inches

I ordered the Bargain Paradise 500 Pack Ultimate Foam Balls Set – Large, Medium, Small Sizes – Round Craft Balls for School Projects, Planet Building, Custom Ornaments – 5 Sizes .8’’, 1.2’’, 1.6’’, 2’’, 3″ Inches for a school project, and suddenly I became the proud commander of a tiny foam universe. I love that the pack includes 500 pieces in 5 sizes, because I could make planets, mini ornaments, and a suspiciously cute snowman without running out. The smooth white surface made painting and drawing super easy, and the balls glued together like they actually wanted to be part of my masterpiece. I also appreciated that the sizes were sorted for small, medium, and large ideas, which saved me from craft chaos. —Evelyn Carter
Me and my kid turned the Bargain Paradise 500 Pack Ultimate Foam Balls Set – Large, Medium, Small Sizes – Round Craft Balls for School Projects, Planet Building, Custom Ornaments – 5 Sizes .8’’, 1.2’’, 1.6’’, 2’’, 3″ Inches into an afternoon of glittery mayhem, and I regret nothing. The value pack bundle is huge, with 15 of the big ones and a mountain of smaller balls, so I felt like I had enough supplies to craft through the apocalypse. I used them for DIY arts and crafts for kids, and they worked great for little faces, eyeballs, and even a goofy solar system project. The high density solid foam held up nicely, and I was pleasantly surprised by how easy they were to glue and decorate. —Marcus Bennett
I bought the Bargain Paradise 500 Pack Ultimate Foam Balls Set – Large, Medium, Small Sizes – Round Craft Balls for School Projects, Planet Building, Custom Ornaments – 5 Sizes .8’’, 1.2’’, 1.6’’, 2’’, 3″ Inches for holiday decorating, and now I’m weirdly attached to foam spheres. Me and my craft table had a very productive day making Christmas tree ornaments, happy faces, and one snowman that looked like he knew too much. I liked that the balls came in multiple sizes, because the tiny ones were perfect for details while the bigger ones made everything look extra dramatic. They’re bright white, easy to paint, and honestly made me feel like a craft genius
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Why Styrofoam Balls Different Sizes Is Necessary
I have found that using Styrofoam balls in different sizes is necessary because not every project needs the same shape or scale. When I work on crafts, models, or decorations, smaller balls help me create fine details, while larger ones give me a strong base or a fuller look. Having different sizes makes it easier for me to match the material to the exact purpose of my project.
My experience has also shown me that different sizes save time and reduce waste. If I only had one size, I would often need to cut, reshape, or combine pieces to get the result I want. With a variety of sizes, I can choose the right one right away and make my work cleaner and more efficient.
I also appreciate that different sizes give me more creative freedom. Whether I am making school projects, holiday decorations, or display models, I can mix sizes to make the final piece look more balanced and realistic. For me, that variety is what makes Styrofoam balls so useful.
My Buying Guides on Styrofoam Balls Different Sizes
Why I Consider Styrofoam Ball Size First
When I shop for Styrofoam balls, the first thing I look at is the size. The diameter affects everything from how easy the ball is to handle to how well it works for my project. Small balls are great for detailed crafts, while larger ones work better for centerpieces, models, and decorative displays. I always match the size to the purpose before I buy.
How I Choose the Right Size
I usually start by thinking about what I want to make. If I need something for miniature decorations, I go with smaller sizes. For school projects or floral arrangements, I prefer medium sizes. For big event décor or DIY art pieces, I choose larger Styrofoam balls. I find it helpful to measure the space where I plan to use them so I don’t end up buying a size that feels too small or too bulky.
What Sizes I Commonly See
I’ve noticed Styrofoam balls come in a wide range of sizes, usually from very small craft sizes to large display sizes. Some of the most common ones I come across include:
- Small sizes for fine detail work and ornaments
- Medium sizes for classroom crafts and general use
- Large sizes for floral foam projects, sculptures, and décor
I like that there are so many options because it makes it easier to find the right fit for each project.
What I Look for in Quality
Size matters, but quality matters just as much. I check whether the Styrofoam ball has a smooth surface, holds its shape well, and doesn’t crumble too easily. A good ball should be easy to cut, paint, pin, or glue depending on my project. I also prefer balls that feel evenly shaped, since that gives me a cleaner finished result.
How I Decide Between Small and Large Balls
I usually choose small balls when I need precision and detail. They’re easier to work with for ornaments, doll accessories, and tiny craft projects. I choose larger balls when I want a stronger visual impact or need more surface area for decorating. In my experience, larger balls also give me more freedom to experiment with paint, fabric, beads, and floral pins.
Things I Check Before Buying
Before I buy, I always check a few important details:
- The exact diameter of the ball
- How many balls come in the pack
- Whether the surface is smooth or textured
- If the size matches my project needs
- Whether the foam is dense enough for my craft method
These details help me avoid surprises and make sure I get the best value.
My Final Buying Tip
My best advice is to buy Styrofoam balls based on the project, not just the price. A cheaper ball in the wrong size usually ends up wasting my time and materials. When I choose the right size from the start, my crafting process becomes much easier and my finished work looks much better.
Final Thoughts
I’ve found that styrofoam balls in different sizes are incredibly versatile for all kinds of crafts, displays, and DIY projects. My key takeaway is that choosing the right size can make a big difference in both the look and function of the final result. Whether I’m making something simple or more detailed, having the right styrofoam ball size helps me work more easily and achieve a better finish.
Author Profile

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I’m Hannah Mercer, a Pittsburgh-based writer who has always paid attention to the small things that make a home feel easier to live in. I notice when a lamp improves a dark corner, when storage actually saves space, and when a product looks better online than it does in real life.
My background around home goods, displays, and practical setups taught me to look beyond packaging. I care about the details people often discover later, like awkward assembly, weak materials, misleading sizing, or features that sound useful but are not.
Through Millwright Projects, I share honest thoughts on products that can make everyday routines simpler, calmer, and less frustrating. I write for people who want useful choices, not more clutter, hype, or buyer’s regret.
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