A superior band product for resistance training and rehabilitation provides both positive and negative force on muscles and joints stretches tones and conditions all major muscle groups | Improves strength range of motion and flexibility in a simple to use portable product that works in the clinic the gym at home or on the road | Color-coded Progressive Resistance system allows users to recognize improvement as it happens as you grow stronger you can move up to the next color | Highest quality natural rubber latex resistance bands are recognized as the original system of progressive resistance for over 40 years | Extra Thin Tan Bands are the first of eight levels of resistance and are great for rehabilitation or those beginning an exercise program they offer 2.4 lbs. resistance at 100% elongation and 3.4 lbs. at 200% roll measures 6 yards long x 5 wide THERABAND Resistance Bands 6 Yard Roll Professional Latex Elastic Band For Upper Body Lower Body & Core Exercise Physical Therapy Pilates Home Workouts & Rehab Tan Extra Thin Level 1