The Nike(R) 5 lbs. Ankle Weights are the perfect pair of body weights to boost your fitness performance. These useful ankle weights are great for increasing resistance while on a walk or run inside on a treadmill or outside on a trail. It features a moisture-wicking liner that helps keep your skin cool, while the adjustable strap with hook and loop closure ensures a secure fit. Step up lower body strengthening with the Nike(R) Ankle Weights. FEATURES: Pair of ankle weights adds extra resistance to your workout 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 and helps build lower body muscles Ideal for use with walking, running or during a variety of fitness classes Product Dimensions: 14.76" L x 5.91" W x 2.17" H Weight: 5 lbs. each (10 lbs. total) Styles: N.EX.07.087.OS, N.EX.07.692.OS Nike