Pro-fitness Source-4 resistance loop band/ stretch /fitness /exercise band Best quality and Durability Best Quality and Durability with a set of 4 different resistance levels. Suitable for your different period of training. Exceptionally tough, super strong and stretchy exercise bands for the workout. Four different resistance levels -- Light, medium and heavy for strengthening all body parts. No more bands to buy as your strength increases - just switch to higher resistance. Great for specific training such as explosive, endurance or stretching and rehabilitation exercises. Offered by your original fitness expert-Pro-fitness Source. Buy the best quality with the lowest price from us! Professional Grade Flexibility and Strength Workout Bands Resistance- Get Your Shoulders, Hips, Arms and Legs Toned Fast without Adding Bulk and with Minimal Effort. Perform Better Using This Exercise Bands For Arms Workouts As Well As Resistance Band For Legs Training. Can Also Be Used As A Booty Bands Workout Or X-Training made from high quality natural latex