PROSOURCEFIT Extra Thick Exercise Puzzle Mat Black 24 in. x 24 in. x 1 in. EVA Foam Interlocking Anti-Fatigue (6-pack) (24 sq. ft.) ps-2294-hdpm-black - The Home Depot
24 Ct Sheets Black EVA Cosplay Foam in 9” x 12'' Sheets; High Density Thick Foam 85 kg/m³, 6mm (1/4”); Great for Costumes, Props, Armor, Masks, Arts
10 Pack 10mm Black EVA Foam Sheets for DIY Projects, Crafts, Cosplay Costumes, 56g/cm³ Density (9.6 x 9.6 In)