•aterials: High Quality Carbon Steel Springs and Non-Slip Plastic Handle.
•power twister spring bar, which is simple and practical, firm and wear-resistant, longlasting and durable.
•It used high-quality spring, it has has strong toughness, which can effectively prevent it from being pulled apart, and will not be broken easily.
•This tool can be used for strength training, exercise arm strength, slim body shape and keep fit, which is a good helper for exercise and fitness, which is the good helper for you to exercise.
•Specifications:
•Material: Spring steel
•Functions: Strength training
•Category: Exercise equipment
•Applicable Gender: Men
•Applicable Age Range: Adults Features: Simple, firm, wear-resistant, durable
•Suitable Occasions: Most occasion in life
•Size: One
•Size Type: 20KG/30KG/40KG/50KG/60KG
•Color: Black
•Using Method: 1. Stand with legs apart, right elbow bent, left hand bent spring, then left elbow bent, right hand bent spring. 2. Straighten your arms and bend the springs, then gradually relax. Repeat several times. 3. Bend the springs forward and gradually relax the arms. 4. Bend your body downward and bend your arms with springs. 5. With your arms behind you, hold the spring tightly and then straighten and gradually bend the spring. NOTE:For your safety, the strap must be wrapped around the wrist.