New Launching Item Red Bulls strap and Wrap. has been specialized for Heavy-weight. One Size / One Size Wrist 21(L) x 7(W) (cm) , Strap 29(L) x 3.5(W) (cm) it have concurrently to two function. strap and wrist wrap. it help to increase muscle as to increase hand grip . soft, durable and fit is excellent leather strap . So to prevent wrist injuries. can adjustable to pressure of wrist. Used primarily - Workout, Fitness , Gym , Bodybuilding, Diet , Health, Crossfit, Lifting , Training, Sports etc...