Large Craft Foam Block - 3 Pack of 11x17x2 EPS Polystyrene Styrofoam Blocks for Crafting, Modeling, Art Projects and Floral Arrangements - Sculpting Sheets for DIY School & Home Art Projects, White,
3/4 in. x 1.25 ft. x 4 ft. R-2.65 Polystyrene Panel Insulation Sheathing (6-Pack) 150705 - The Home Depot
Large Polystyrene Insulation Sheets Stock Photo - Download Image Now - Bubble, Color Image, Construction Industry - iStock
12" X 24" OPAQUE WHITE POLYSTYRENE LARGE SCALE SIDING - Evergreen Scale Models
Large-Size PETG Sheets That Can Be Used for UV Printing and Digital Printing, High-Impact Polystyrene Sheets for Card Making - China Plastic Sheet, PETG Card Cores | Made-in-China.com
Polystyrene Sheet, White - 3.18mm Thick (1/8 Inch) x 25cm Square - Radiation Products Design, Inc.