MT Products this foam is made of polystyrene foam molded from tiny beads into fun foam blocks. None squishy kind of white craft foam but lightweight.
MT Products 4 x 4 x 4 White Polystyrene Foam Block/Foam Cube - Pack of 6
Ice Cube, 8mm, Opaque, White
Styrofoam cube 8 x 8 x 8 cm white, 1 piece
Styrofoam Cube, 8 x 8 x 8 cm white, one piece
8X8X8In Foam Cube White
8X8X8In Foam Cube White
64 Piece 8x8x8 Gymnastic Foam Pit Cubes/Blocks
8 FOAM BLOCKS 2 Pallets (796) — Glory and Power Enterprises
Star Trek By Any Other Name props RPF Costume and Prop Maker Community
Ice Cube, 8mm, Opaque, White
Ice Cube, 8mm, Opaque, White
Foamma Blue Foam Pit Cubes/Blocks 8” x 8” x 8” 10 Pack for Gymnastics, Freerunning and Parkour Courses, Skateboard Parks, BMX, Trampoline Arenas : Sports & Outdoors
Star Trek By Any Other Name props RPF Costume and Prop Maker Community