Description Floating Intertwined Corner Shelves 4 Feet of Self Space 3/4″ x 3-1/2″ Solid Pine Glued, Nailed, and Screwed for Durability No Assembly Required See product image for actual dimensions. Note:  Unfinished shelves have been lightly sanded and may need additional sanding prior to applying a finish (stain, paint, ect.) The mounting brackets/hangers themselves are rated for ~20 pounds total weight. Please remember to take the weight of the shelves and mounting method into consideration. CAUTION:  Unfinished wood may contain sharp splintered corners and edges. Californians:  www.P65Warnings.ca.gov/wood