The Aquabags® are bags filled with water, to the weight of your liking. The instability of the water creates forces, making the user to engage the largest muscles to the smallest stabilizers. No matter what your fitness level is, the original Aquabags® are one of the best workout tools globally! Multiple grips for a vast variety of exercises and the material is soft to touch but extremely durable. Altogether, these bags are perfect for sports performance centers dealing with elite athletes, from football, basketball, golf to rugby, MMA and boxing.