Intensify your fitness routine by adding weights to burn more calories and help shape and define muscles. These weights are soft and flexible for maximum comfort. The exterior is neoprene and features reinforced stitching for superior quality and reflective binding edges for visibility when training outdoors. Each weight includes a hook and loop closure for an adjustable, secure fit. DESIGN: Soft, flexible materials provide maximum comfort Neoprene exterior with reinforced stitching and reflective binding edges for visibility and safety Hook and loop closure for an adjustable, secure fit WARRANTY: Lifeline Fitness warrants that the products sold to be free of defects in materials and workmanship and to be in perfect working order at the time of purchase. If the product should, for any reason, become defective within 60 days of purchase, Lifeline will replace the product once it is returned to Lifeline. This warranty does not apply to any damage caused by accident, abuse or misuse of the product. There are no other warranties other than those expressly set forth within.