Feature: 1. Elbow Protection: Solve bench press shoulder pain, apply force correctly, correct bench press posture, use high elastic bandage, and prevent arm shaking. 2. Use: It is used for various exercises and projects, including push ups, weight lifting, push ups, chest exercises and arm exercises, to shape your body. 3. Injury Prevention: When you are lying and pushing, the protective equipment can help the arm to support stably, so as to avoid the injury caused by shaking due to muscle weakness when you are exhausted, and it can also help you maintain the correct weight lifting posture. 4. Small Size: It allows you to keep exercising when traveling, or exercise at home without going to the gym, a perfect gift for exercise enthusiasts, men or women, beginners or senior or professional people. 5. Nylon Fabric: It is made of nylon fabric, which is sturdy and durable, when you push horizontally, this resistance band can keep your arm stable. Specification: Item Type: Weight Lifting Resistance Band Material: Nylon, Rubber Wire Color: Blue Size: S: Length: 60cm / 23.6in, Width: 15.5cm / 6.1in, Applicable Bust: below 105cm / 41.3in M: Length: 65cm / 25.6in, Width: 15.5cm / 6.1in, Applicable Bust: 105-120cm / 41.3-47.2in L: Length: 70cm / 27.6in, Width: 15.5cm / 6.1in, Applicable Bust: above 120cm / 47.2in. Package List: 1 x Resistance Band