This store fixture is greatly versatile with its 24" square 4 tier adjustable shelves. The 12 shelves (6 of them 14" x 11 1/8" and the other 6 8 1/2" x 11 1/8") can be adjusted independently on each side on 1 inch centers plus 4 shelf areas on the base platform. The shelves have a unique locking device to hold the shelf firmly together so you have no need to worry about your shelves being able to safely hold your product. With PVC glides on the bottom, this 48" tall shelf display unit is easy to reposition within the store.