Displays2go Free Standing Basket Shelves 4 Tiers Rotate Individually Top Sign Holder, Locking Wheels Free standing basket shelf has 4 tiers. Each basket measures 21.9" Diameter and 8" deep Each basket and tier rotates for easy access Top of shelf unit has a 10"w x 6"h sign holder and base of unit has 4 heavy duty caster wheels (2 locking wheels), making it portable and mobile Made from steel wire with a steel base and column; Stands at 73.1" Tall Displays2Go .: Spn4Bbk