Ideal for 27 - 68Kg stretch weight Max Stretch - 2.5x Light resistnace ideal for recovery from injury Ideal for on-the-go workouts, Fitness-Mad's Power Resistance Loop band's enables you to focus on your fitness almost anywhere. The specially designed, heavy-duty resistance bands are perfect for strengthening muscles and core conditioning as well as rehabilitation exercises. Please note: Resistance bands are made of latex which is an organic natural substance, which will break down and deteriorate over time.