Multifunctional and maximizes your vertical space Helps keep frequently used files and forms readily accessible. Step-up pockets provide instant identification of folders, forms or brochures. Constructed of sturdy, thick-wall plastic. Eldon(R) Optimizers(TM) 3-Tier Organizer, Letter Size, 11 1/2in.H x 13in.W x 3 1/2in.D, Clear is one of many available through Office Depot. Made by Eldon.