EVA Foam Pack in Rainbow Colors - 2mm thick - 10 sheets

EVA foam is one of the best and easiest go-to materials for constructing costumes and props. It's light, inexpensive, versatile, and can easily be cut

Adafruit Industries - 4349 - EVA Foam Pack in Rainbow Colors - 2mm thick - 10 Sheets - RS

We've been stocking some options in conductive copper foil and nylon tape recently, but sometimes a project needs material that's more analog.

Rainbow Crafting Yarn

Adafruit NeoPixel LED Dots Strand - 20 LED 4 Pitch : ID 3631

Parts.

85 Sheets Bright Craft Foam Sheets Glitter Craft Ghana

Cheap 10Pcs Crafts DIY Handmade Material A4 Sheet EVA Foam Paper Glitter Sponge Kids

EVA Foam Pack in Rainbow Colors - 2mm thick - 10 sheets : ID 4349

Cyberpunk Santa Eye

Copper Foil Tape with Conductive Adhesive - 6mm x 5 meters long : ID 3483 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Customize Size A4 Rainbow Colors Glitter Camouflage Goma EVA Foam Sheets Rolls for Stationery 1.7mm 2mm - China Goma EVA, Foma EVA Sheet