5 x 4.0 lb Sets "Knockout"
Used by USA Olympic Track & Field athletes, these Egg Weights are great for walking, running, hiking, intermediate sports training, track and field, balance and form development, and people with disabilities.
Great workout while walking, running, hiking, advanced sports and plyometric training, improve balance and form, and the perfect tool for shadow boxing and high intensity sports movements. Develop greater speed, balance, power, and performance with the "Knockout."
Scientifically proven to increase the intensity of any workout from 28% to 62%!
Burn an extra 2-4 calories per minute with any cardio activity.