What this massager back scratcher can offer you is that it has rounded edges and a smooth surface that prevents you from scratching your back while massaging. Back scratcher is ergonomics design, convenient and skin-touch, which can do back massage easily by yourself. It is constructed of environmentally friendly resin material. The extend length is 53cm and the retract length is 19cm. It is perfect for women, man, old man. Item Name: Back Massager Material: Environmentally Friendly Resin Features: Universal, Non-slip, Convenient to Use Size Details: Extend Back Massager Length: 53cm or 20.87" (Approx.) Retract Back Massager Length: 19cm or 7.48" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Back Massager Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store