The Single Hook Leash Holder measures 11cm wide by 18cm high. The tile is made from a hardhoard and is mounted to a metal rectangle. The hook hangs down from the metal plate in the back and is about 6.4cm from the base. The hook opens about 2.5cm . A hanger is attached to the metal plate and is about 3.8cm long. Lots of room to hang up using a screw or panelling nail. Great for the home or office to hold keys, leashes or just about anything.