Styrofoam Blocks 12 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.

AlphaWedge® Foam - Acoustical Solutions

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

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

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

Medium Weight Tagboard, White, 9 x 12, 100 Sheets Per Pack, 3 Packs - PAC5281-3

Styrofoam Vase Insert

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

Polyurethane Foam Block

Anti-Static Convoluted Foam Sets - 12 x 12 x 2 , 2 Sheets Per Set for $7.83 Online