Material: Metal simple assembly. Sturdy cold-rolled steel with powder coat resists rust and wipes clean anti-tip kit and leveling feet keep the shelf steady. Three-sided panels stop items from sliding off and hide clutter. Three tiers, 31 in wide, hold books, decor or files shelves move up or down to fit different heights. Slim white frame suits living room, bedroom, kitchen or office. All parts labeled, manual and video guide included for fast setup. Weight: 0.04 pounds. Length: 10.00 inch. Width: 31.00 inch. Height: 34.00 inch.