Description
The SKLZ SpeedSac is a versatile training tool designed to enhance explosive leg drive and speed. Here are the key features of the SpeedSac:
Variable Weight Resistance: The SpeedSac functions similarly to metal sleds, allowing you to strengthen your lower body muscles through resistance training. It comes with three removable weight bags, enabling you to adjust the towing resistance. Each bag can be filled with up to 10 lbs of sand, providing a total weight capacity of 30 lbs1.