Gressco | For climbing, stacking, building castles, or creating your story time neighborhood. Includes 5 colorful house shapes. Blocks have zipper which allows easy removal of cover. Cover can be cleaned with wet cloth, and is free of phthalates (according to Oeko-Tex standard 100, product class 1). Ages 2 & Up. 11 3/4″ L x 11 3/4″ W x 17 3/4″ H.