Can Be Used with Boxes Use it with storage boxes up to 26.7 x 26.7 x 28 cm in size to add drawers and keep the mess out of sight. Anti-Tip Kit Included Secure the shoe rack to the wall with the included anti-tip kit to create a safe environment for the whole family and protect items from falling off. Tight Connections The panels and connectors are firmly connected with little gap between them to prevent small objects from falling out. Specifications: Colour: WhiteMaterial: ABS Plastic Connector, PP Plastic Panel, Metal FrameSize of Each Cube: 30 x 30 x 30 cm (D x W x H)Size of Stair-Shaped Storage Unit: 31.5 x 94 x 97.2 cm (D x W x H)Product Weight: 4 kgMax.