Swim tether stationary swimming: swimming tempo trainers, stationary swim belt, endless rope resistance trainer. Waist belt is wrapped with Thickened widened foam, which brings you comfort. Swimming pool equipment: swim belts for kids, pool workout equipment, pool exercise equipment, pool equipment storage. The adjustable nylon belt is for attached to an elastic tether which you can fasten on the pool's ladder or any other fixed place. Scuba weight harness: static swimming belt, progressive swim trainer, aqua jogger belt, level 1 swim trainer, No tools are required and no changes to your home pool or yard. Designed to adapt to in-ground and above-ground pools, outdoor and indoor pools, Effective low-impact workout for swimmers of all ages and proficiency levels. Swimming exercise equipment: swimming tools for training, stretch cords for exercise, stretch strap loops, elastic rope cord. Waist training belt: swimming belts for adults, swimming equipment training, swim belt for adult exercise. The bungee cord has 4 meters(13.12FT)long, The cord is strong,suitalbe for Adult, Kid, Pro, Amateur use.