【High-quality material】 This mobile bookshelf storage box is made of thickened rubber wood, which is wear-resistant and durable, not easy to deform. The surface is coated with water-based paint to prevent cracking and can be used for a long time 【Large-capacity book cart】2/3/4 layers of storage space are optional, 28x40cm shelves can be used to place books, potted plants, snacks, washing supplies, etc. The raised wavy edges can prevent items from falling when moving, and the open design makes it easy for you to sort and organize items at a glance 【Vertical shelf unit】This storage cart has four casters, 360-degree flexible movement, with two brake wheels, can be fixed at any time, and the rounded corner design can prevent bumps and injuries 【Easy to assemble】This mobile bookshelf requires you to assemble it yourself, and the assembly process will definitely make you enjoy it. The installation process is very simple and can be completed by one person in less than 10 minutes 【Scope of application】This rolling storage cart is convenient for storing and transporting items. You can place various items as needed, such as books, photo albums, crafts, magazines, newspapers, folders, etc. It is suitable for your home, living room, kitchen, conference room, study, garage, office, library, cafe, studio and other places