Perfect Size:15.8"L x 8"H x 1.85"D. The thickness of the door panels shall not exceed 1.65" . The over-door hooks feature 6 towel racks with adjustable widths that slide left and right. Keep Quiet & Prevent Scratches:Door hook is no drilling required, simply hang over it. The supplied adhesive pads provide good scratch protection for your door avoid the door hooks for hanging accidental movement and no more rattling on the door. Easy to Install:No drilling is required, Just use a screwdriver to connect the two hanging accessories in the package with the rack together, and you can easily hang it on the door for use. Sturdy Bracket: Made of space aluminum, light weight but strong. Strong load-bearing capacity, waterproof and moisture-proof.Easy to close the door completely without any noise. Multi-use: you can easily hats ,umbrellas, handbags, jackets,pants, scarves, towels and other hanging on the door hook.