Kettler Power Band - Firm , - Medium, Light This strong band is an ideal tool for injury recovery, therapeutic strength buiding, lengthening muscles to preventing. One of the most versatile conditioning tools available this Power band can be used for walks, squats, lunges, presses and more to improve total body strength and increase blood flow to prevent injuries and improve recovery time. Can also be used to provide body weight assistance for exercise like pull-ups and dips.