Reliable Outdoor Gear Swimming Belt - for Stationary Resistance Training/Endless Pool (with Drag Parachute and Elastic Tether) - Adult, Kid, Pro, Amateur use BECOME A COMPETITIVE SWIMMER !!  BUILD UP YOUR CONDITIONING STRENGTH & POWER, AND MAXIMIZE YOUR ENDURANCE WORKOUT WITH THE PERFECT EXERCISE TRAINER! PRACTICE IN PLACE SWIMMING & DRAG LAPS !! The 7 feet bungee stretch cord provides the right tension for static swim while the parachute makes sprinting ideal. Just anchor the cord to the pool for static swim or detach it and add the parachute instead, for lap swimming STRAP ADJUSTED TO YOUR WAIST SIZE !! The velcro harness is adjustable up to 38 and fits both adults and children, men or women YOUR OWN AQUATIC TRAINING SYSTEM EVERYWHERE !! No matter if you train in large or small pools, at the gym or while you travel, thanks to this lightweight and fast-drying set, Now You Can Have Your Swimming Gear With You All the Time! THE SWIMMING BELT IS ONE OF THE INDISPENSABLE ACCESSORIES IN THE SWIMMERS EQUIPMENT !! Either looking to improve performance or just become a fast swimmer, this is the best exerciser kit for you. So what are you waiting for? PREPARE YOUR TRAINING IN ADVANCE AND GET YOURS NOW! (stock varies around high seasons and holidays).