Features: 1Retractable Design: The handle can be retracted, which is adjusted by pulling out the buckle. You can hammer to any part of your back. 22 Massage Heads: The hammering parts are divided into thick and thin massage soft heads, which can be selected according to different needs. 3Flexible Handle: The handle is flexible and can be bent at will, with the lever principle, the hammer can forcefully tap your back, saving more effort. 4Large Area: The head is designed according to the shape of fist, with wide massage range, soft hammer head provides comfortable tapping. 5Easy Carrying: Due to the retractable design, the massage hammer occupies little space after contraction and is easy to store and carry. Item Type: Massage Hammer Material: Silicone Scope of Use: Back, legs, hands Retractable Length: Approx. 31-44cm/12.2-17.3in Package Included: 1 x MassageHammer