Rope training can do wonders for your body. There are plenty of battle ropes on the market that can kick your butt. The Gronk Fitness Inertia Wave Workout Rope serves as an alternative. These elastic ropes are great for a wide variety of ab workouts.
The Inertia Wave can be attached virtually anywhere to engage your entire core. These ropes are made with steel, double reinforced O-ring They can withstand up to 600lbs of torque.