SHIPPING INCLUDED These fully adjustable ankle swim weights are an excellent tool for any type of water workout. The unique design features a stress free heel section to protect the Achilles Tendon and actually conforms to the shape of your ankle. Removable, 5 oz. weights encased in waterproof vinyl provide you many degrees of progressive resistance to develop strength, supreme conditioning and toning. These highly effective ankle weights place the weights away from the ankles to permit full freedom of movement while performing exercises,and the slip proof buckle and touch fastener allow you to have an extremely safe and effective workout. Comes complete with a full instruction guide and 16 individual 5 oz. vinyl coated weights. 1 Year Manufacturers Warranty