Double-layer floating shelves give you twice the display space without taking up floor room use them in living room, bedroom, bath, kitchen, balcony or closet for books, photos, plants or spices. Sturdy particleboard and metal frame hold 40 lb, install in minutes on concrete or hollow walls with included screws and tools, wipe clean in seconds. weight: 0.01 pounds. Length: 5.30 inch. Width: 15.00 inch. Height: 15.70 inch.