Industrial Strength Construction: white storage shelf built with reinforced steel frames and thick wood boards that resist warping double-layer columns spread weight evenly, each shelf holds 300 lb, total 1500 lb. Multifunctional Shelves: 28 x 12 x 59 in unit fits closet, pantry, kitchen, laundry, garage, basement, office or store. Stronger Metal Connectors: locking steel snaps stay tight, won t crack like plastic. Effortless Assembly: bolt-free design, tap together in 10 min with included mallet, floor-friendly feet. Flexible Height Adjustment: shelves move up or down, splits into two 3-tier sections for different items. Anti-tip Kits: secure the rack when fully loaded. Weight: 0.03 pounds. Length: 12.00 inch. Width: 28.00 inch. Height: 59.00 inch.