The Climbing Fingerboard is an training tool to allow you to train the strength of hands and fingers,which makes you do climbing trainning. Features: Made from natural wood with no burrs edges and smooth texture,provide secure grip and maximized comfort. 1/2/3/4 finger pockets(with 2 different depths) and 30 degree flat slopers,designed to simulate various holds and strengthen your grip. Tests the limits of hands and fingers strength.Help you towards your high grade goals. Phone slot to store you phone(fits max phone width: 85mm) during training,convenient to play music and operate your phone apps. Natural wood grain looks great when hanging above your room"s doorway. Come with 6 screws and 6 expansion tubes,easy to instal. Specification: Material: Wood Size: 500 * 100 * 30 mm / 19.7 * 3.9 * 1.2 in Weight: approx. 700 g / 1.5 lb Package weight: approx. 900 g / 2.0 lb Package List: 1* Fingerboard 6* Screw 6* Expansion Tube (color by random)