Item Type: Storage Organizer Shelf Material: Plastic Package List 2 x Base 10 x Side Panel 4 x Universal Wheel 1 x Storage Box 1 x Tissue Box Cover 12 x Snap 4 x Shelf Basket 1Rotatable and Detachable: The storage organizer is rotatable and detachable with a stable structure that makes it easy for you to remove it from the sides of the shelf. 2Plastic Material: Removable storage rack made of premium plastic material, wear resistant and durable, can be used with confidence. 3Multi Level Capacity: The metal organizational shelf has a multi level capacity to easily hold your study books or magazines or homework, etc. 4Compact Size: The removable bookshelf can be placed under the table without taking up too much space for use and is easy to carry. 5Wide Range of Uses: Rolling storage shelves are suitable for study, office, conference room, family, living room use, with a wide range of practicality.