Turn your everyday actions such as walking and running into healthy training exercises. For comfort, the suit uses a fabric that fits snugly to the skin and is designed to effectively develop targeted muscles. While wearing the SIXPAD Training Suit, your everyday natural actions encounter a moderate amount of resistance to increase your muscle activity. No matter how busy your schedule is, you can begin a healthy workout just by wearing the SIXPAD Training Suit. Up to 30% increase in muscle resistance. Helps to tone the upper arm by applying an appropriate amount of resistance to the triceps. By positioning the difficult-to-stretch High Power Zone on the inner side of the arm only, the training gear is designed so that the fabric applies resistance when you move your arm. When you extend your elbow, an appropriate amount of resistance is applied to the triceps on the outer side of the upper arm. At work or at home, simply moving your arm will naturally increase the activity level of your arm muscles. Triceps training. Designed and engineered in Japan. Material: Non-Supportive Fabric: Nylon 65%, Polyurethane 35%; Supportive Fabric: Nylon 50%, Polyester 25%, Polyurethane 25%