Develop hip strength, balance, speed and first-step quickness. Atreq's Lateral Speed Resistor aids athletes to maintain proper body positioning. The adjustable, padded ankle cuffs allow for superior comfort and heated rubber cord with safety fabric means you can train with ease. Develop hip strength, balance, speed and first-step quickness. Use for lateral steps, monster walks, leg extensions and lifts. Aids athletes to maintain proper body positioning. Adjustable, padded ankle cuffs for superior comfort. Rubber cord covered with safety fabric heath. Colour: Black/Orange. Training with the Lateral Resistor forces you to maintain proper body positioning and strengthens the muscles responsible for most lower body movements including the hip flexor and abductor's muscles.