INNSTAR Exercise Everywhere. No matter in the office, bedroom, sitting room, or camping outdoors, it’s simple and convenient to do exercise.Benefits of Using Resistance Bands ✔ Targets specific muscle groups through full range of motion ✔ Adaptable for Multiple Fitness Levels ✔ Alternative to conventional weights and exercise equipment ✔ Helps tone legs, arms and chest while on the go ✔ Great for gym, home, travel, and office use ✔Fitness Goal: Increase Cardio, Strengthen Core, Build Muscle, Lose Weight, Enhance Flexibility, Tighten & Tone Choose the level that best suits your strength level:The Camo pink resistance band is very light, for simple perseverance training,very slender lady, rehabilitation sports and seniors sports recommended. The Camo fire red and Camo marine blue resistance band is an average pull strength, especially for beginners , who want to work in the endurance range and light weight training. The Camo army green and Camo sand-yellow resistance band is recommended for advanced and practiced users.If you are caught in some problems when using our products, welcome to contact us at any time, we must will provide you a good solution.Your good feedback will be appreciated and encouraged us to further improve our service and product quality for your next purchase.