Sturdy and Durable Material : Sturdy E1 MDF board base frame ensures the overall stability of this toy organizer . 0.6-inch diameter metal round tubes to ensure the support of certain heavy objects . Quality plastic bins are light and convenient for mobile storage . Large Capacity of 16 Bins : This toy organizer rack has a total of 16 boxes of two sizes . There are twelve small boxes of size 12 " L x 7.8 " W x 4.7 " H (30.5*20*12cm ) and four large boxes of size 16.3 " L x 11.6 " W x 4.9 " H ( 41.5*29.5*12.5cm ) , which can meet your different storage needs. Thoughtful Detail Design : Not only adds a base to stabilize the storage shelf, but also designs symmetrical handles for easy movement . Furthermore , the detachable chests can help you organize the clutter of toys more efficiently. Stylish Color Schemes : The white storage bins can better display the toys of all colors and allow children to find the toys or books they want at a glance . Suitable for placement in the bedroom , living room , toy room , kindergarten , nursery, children's classroom and so on. Easy to Install and Clean : Comes with detailed instructions and steps to help you complete the installation in 15 minutes . The removable storage bins with the rounded edges are safer for your little guys to use and easier to clean. The daily maintenance only requires wiping with a soft rag.