Gronk Fitness Inertia Wave Blue
sku# GFP006
A portable or stationary metabolic conditioning device designed to engage your entire body and strengthen your core. The Inertia Wave is superior to battle ropes with far more caloric burn than double-under jump ropes. Great for your home gym, fitness facility, or training center - attach it virtually anywhere at home or on the go and begin one of the most intense workouts of your life.