???? Fuel Pureformance Adjustable Wrist & Ankle Weights – 20 lb Total (10 lb Each). Take your workouts to the next level with the Fuel Pureformance Adjustable Wrist & Ankle Weights. Designed to increase resistance during walking, running, strength training, and rehabilitation exercises, these weights help improve endurance, build muscle, and tone your lower body for more effective workouts.