Take your fitness to the next level by adding a pair of Nike(R) 2.5 lb Wrist Weights to your walking, running or aerobic routine. Featuring a moisture-wicking liner, these weights will help keep your skin cool and dry so you can focus on boosting your workout performance. The Nike(R) 2.5 lb Wrist Weights adjust to several user sizes with the adjustable strap and stays secure while in use with the hook and loop closure. FEATURES: Pair of wrist weights to increase muscle and shape your arms Made of 91% iron, 7% thermoplastic rubber and 2% polyester materials Features moisture-wicking liner to help keep skin cool and dry Includes adjustable strap with hook and loop closure for secure fit Boosts workout performance by adding weight resistance Ideal for use with walking, running or during a variety of fitness classes Product Dimensions: 6.89" L x 15.35" W x 1.38" H Weight: 2.5 lbs each (5 lbs total) Styles: N.EX.02.087.OS, N.EX.02.692.OS Nike