The Empower Adjustable Ankle Weights are made of soft, stretchy neoprene fabric that is breathable and comfortable to wear. Simple Velcro closures provide a secure, snug fit for most wrist/ankle sizes and the unique pocket design allows for quick and easy weight adjustments. This weight set is intended for use on wrists for walking or on the ankles for a variety of lower body exercises and comes equipped with an easy-to-follow, step-by-step illustrated workout poster. About Empower: Empower designs and develops fitness equipment and workouts that motivate and inspire women to be active, healthy and strong.