foam for costumes

The right foam for costumes can turn a simple outfit into a showstopper. It lets you sculpt armor, shape helmets, pad out mascot bodies and add structure that fabric alone can't hold. Because every build is different, the best results come from matching the foam to the job.

Popular Types of Costume Foam

EVA Foam Sheets

Dense and durable, EVA foam sheets are a cosplay favorite for foam armor, gauntlets and props. They can be cut, heat-shaped, sanded and sealed for a smooth, painted finish.

Craft Foam

Thinner and easy to cut with scissors, craft foam is ideal for fine details, trim, embossed patterns and lightweight accessories.

Soft Upholstery Foam

Squishy and flexible, upholstery foam works well for costume padding, plush characters, oversized heads and body shaping.

What to Look For

• Thickness: thin sheets for details, thicker pieces for structure.
• Density: firmer foam holds shape; softer foam adds comfort.
• Flexibility: choose foam that bends with movement where you need it.
• Finishing: plan to seal foam before painting or covering it with fabric.

Start Your Next Build

Whether you're crafting cosplay armor or a cozy mascot suit, browse our foam selection below to find the right material for your costume.