Similar Products 1. Giant Foam Block Set II (32 pcs.) Giant Foam Block Set I (16 pcs.) All ages. Bendable, twistable, stackable blocks made of soft materials make construction sites safer, encourage creative play, and keep blocks from being damaged if children pull or bend them. 16 pieces in 6 colors. Basic dimensions: 4 1/2" x 4 1/2" x 3 1/2". Get Discount - Click Now!