storagemax deluxe school locker organizer with 3 adjustable shelves - fits lockers from 8.75" and 12.5" wide storagemax introducing the storagemax deluxe locker shelf featuring 3 shelves that can be positioned to suit your needs and adjustable width. this heavy duty locker organizer is designed with the work locker in mind. width adjustable between 8.75" and 12.5", this will firmly into most common sized lockers. 8 side magnets allow for the locker shelf to the inside wall of a metal locker for additional stability. easy to install and customizable with the purchase of additional shelves and units. made from durable abs plastic, this work locker shelf is designed for long-term use.