These SPRI Ankle Weights are made of a durable nylon mesh fabric and feature a secure Velcro hook-and-loop closure for a customized fit. Adding this extra weight any workout routine to help tone and strengthen the lower body. Available in a 5lb (pair of 2.5lb weights) 10lb (pair of 5lb weights) or 20 lb (pair of 10lb weights) set.SPRI Ankle Weights (Pair), 2.5 Pound Pairs, Nylon, BlackPair includes two 2.5lb, 5lb, or 10lb adjustable ankle weightsDurable nylon mesh fabricSecure, velcro, hook-and-loop closure for a more customized fitAdded weight helps tone and strengthen the lower bodyThese resistance weights are a perfect addition to any workout routineOne size fits most