Take classroom organization to the next level with the Angeles Universal Cart Organizer. When classroom storage space is at a premium, this rolling cart will save the day. This versatile unit stores 40 (1") or 20 (2") nap mats, 40 Take Away Seats or 12" Modular Blocks Set A or Set B (all sold separately). It features four 3" rubber casters, 2 locking, to give caregivers and teachers peace of mind that the cart is securely locked in place when not in use. With a powder coated, heavy-duty steel and wire frame construction, this unit is perfect for commercial daycare centers, classrooms and preschools.