Plastic pulleys shoulder pulley: High-quality plastic pulleys, lightweight and wear-resistant, the connection is firm and does not fall off, and it is safe and easy to use. Nylon tension rope 5 mm nylon tension rope, the shoulder physiotherapy rope pull fabric is round and tight, wear-resistant and tensile resistant, firm and durable. Rubber door clip soft and non-slip rubber door clip, insert the rubber part into the door gap and then close the door to attach it, easy to use. Ergonomic handle: Soft handle is strong and wear-resistant, shoulder physiotherapy rope hoist ergonomically designed and comfortable to hold, good user experience. Relieve shoulder fatigue: Shoulder strap pulley over the door is used to allow physical activity and relieve shoulder fatigue, shoulder joint rehabilitation training.