Locker Revolution Locker Adjust-a-Shelf, Assorted Colors, Colors May Vary (05021) NOTE: Customer will receive one Locker Shelf in one of the following colors: Red, Blue, Black, Purple, Pink or Green. Color is random and cannot be chosen at this time. LockerMate Expandable Locker Shelf Features.Made in the USA with durable plastic. Locker shelf features a unique expandable design with non slip rubber stops and a locking knob that hold in securely in place. Locker organizer adjusts to fit in spaces measuring 12 inch to 15 inch wide. Can be positioned at any custom height in a locker to accommodate your personal storage and organization needs.