Meet the FX Boba 13: a ball-shaped aqua bag that takes your workouts to the next level. With unstable water inside, you will be able to activate more muscles exercising with these. As the name suggest, the FX Boba 13 had adjustable weight up to 13kg. It can withstand 100kg body weight.
This aqua ball has two heavy duty neoprene handles. It has a high-grade inflatable PVC construction. You can find out more about it here.