【Sturdy Storage Rack】: The 3 tier foldable metal shelf is made of powder-coated steel, which is sturdy and durable, and the metal frame is triangular in structure, each layer can withstand 250 pounds, with a total maximum weight capacity of 750 pounds. 【Large Space Storage Shelf】：This foldable shelving unit has a removable top cover to provide ample space and infinitely improve the utilization of vertical space. Both sides have guardrails designed to effectively prevent items from falling. 【Universal Silent Wheels】: The kitchen storage organizer with wheels,so you can move easily and freely even if you store heavy items. The wheels come with 360° rotation, one-touch brakes, prevent sliding, and can also be removed. 【Perfect partner】: The small shelf stand is suitable for almost anywhere in the house and can be easily folded flat when not in use, as the perfect addition to the living room, bedroom, kitchen, etc. where extra storage space is needed. 【NO ASSEMBLY REQUIRED】: Instantly molded, no assembly required, the storage shelves with wheels can be folded and unfolded in 3 seconds.28" W x 14.2" D x 35.6" H