FloraCraft Styrofoam Sheets 1/2 in., 12 in. x 36 in. (pack of 8) - Walmart.com
POLYSTYRENE FOAM SHEETS - Foam Mart
1-in x 4-ft x 8-ft Expanded Polystyrene Board Insulation in the Board Insulation department at Lowes.com
A4 Assorted Foam Glitter Sheets Adhesive Sticky Back Peel Off Acid Free Eva Foam | eBay
Owens Corning FOAMULAR 150 2 in. x 4 ft. x 8 ft. R-10 Scored Squared Edge Rigid Foam Board Insulation Sheathing 45W - The Home Depot
Amazon.com: Red EVA Foam Sheets, 30 Pack, 2mm Thick, 9 x 12 Inch, by Better Office Products, Red Color, for Arts and Crafts, 30 Sheets Bulk Pack : Arts, Crafts & Sewing
Foam Core 4'x8' Sheet
Amazon.com: Horizon Group USA Assorted Rainbow 30-Pack Foam Sheets, 8.5x5.5-Inch & 2mm, Value Pack of EVA Foam Sheets in 11 Colors for Crafts Projects, Classrooms, DIY Projects, Back to School Supplies, Art