ECR4Kids Softzone Foam Big Building Blocks, Soft Play for Kids (7-Piece Set), Big Blocks, Primary Skill Development  brightly colored foam blocks help children develop creativity and gross motor skills as they play Safe Play Time  dense foam blocks are covered in a soft leather material so kids can stay safe as they stack and play Big-Block Set  set includes 7 blocks in 3 different sizes: 1 large rectangle, 2 medium rectangles and 4 small squares Low Maintenance  soft, colorful cover is durable and easy to clean, simply wipe with a mild soap-and-water solution Non-Toxic and Safe  product is phthalate-free and GREENGUARD[GOLD] Certified for minimal emissions into indoor air Large Block Dimensions  16" L x 16" W x 8" H Medium Block Dimensions  16" L x 8" W x 8" H Small Block Dimensions  8" L x 8" W x 8" H