Collapsible Cube - Pets Storge Box. In the shop or on the go, use this handy collapsible storage bin to hold towels, toys... Then fold it flat and hide it away! Made of easy-clean polyester, it features a cute pawprint decal It has a tough sewn-on handle and solid fold-down bottom. Collapsible Cubes measure 16"L x 16"W x 16"H. Pink.