Styrofoam Blocks 4 in. x 4 in. x 2 in., each (pack of 12)

These good quality White Styrofoam blocks are great for arts, crafts, and decorating. Sizes listed are approximate.

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

Juvale 12-Pack Sculpting Craft Foam Blocks, 4 x 4 x 2 Inch Polystyrene Brick

12 Pack Foam Blocks for Crafts, Polystyrene Brick Rectangles for Floral Arrangements, Art Supplies, Holiday Decor (4 x 4 x 2 in, White) : Arts, Crafts & Sewing

Art-O-Motion II Kinetic Sculpture - Dick Blick - Dick Blick Art Materials

Juvale Designed for Modern Living

Giant Sculpting Foam Blocks - Insulation Company of America

YOUEON 12 Pack Craft Foam Blocks, 8x4x2 Inch Foam Rectangle Blocks, White Thick Foam Sheets, Foam Bricks, Polystyrene Blocks for Arts and Crafts, Sculptures, Modeling, Packing, School, Home : Arts, Crafts & Sewing

The dense polystyrene foam construction provides a smooth surface that allows for easy carving and sanding to create custom shapes. They can be customized using a hot glue gun, wood dowels, and paint to complete your art or science projects. Each foam brick measures 4.1 x 4.1 x 2 inches, and each order includes 12 pieces.

12-Pack Foam Block, Square Polystyrene Foam Brick for Sculpture DIY, 4 x 4 x 2

12 Pack Square Foam Blocks, Polystyrene Foam Brick for Crafts, 4 x 4 x 2 in, PACK - Kroger

Juvale 12-pack Foam Blocks For Crafts, Polystyrene Brick Rectangles For Sculpting, Floral Arrangements, White, 4 X 4 X 2 In : Target