Specifications:Material: PP Plastic Panel, Metal Frame, ABS Plastic Connector15-Cube (Stair-Shape) Unit Size: 30 x 111.2 x 86.2 cm (D x W x H)16-Cube (4 x 4) Unit Size: 30 x 89.2 x 69.2 cm (D x W x H)Size per Cube: 30 x 22 x 17 cm (D x W x H)Product Weight: 6.1 kgMax. Static Load Capacity per Cube: 10 kgPackage Contents:20 x Plastic Sheet (30 x 22 cm)20 x Plastic Sheet (30 x 17 cm)16 x Plastic Sheet (22 x 17 cm)52 x ABS Plastic Connector1 x Mallet2 x Anti-Tip Device1 x InstructionsSONGMICS Notes:Outdoor use will significantly shorten the life of this product.Do not expose this product to strong sunlight or rain.Please do not place narrow, heavy objects in the middle of the cube for long periods of time. Distribute the weight evenly.Not suitable for children ages under 3.Since the total height of this product exceeds 60 cm, you should use the included anti-tipping devices.