KYLIN SPORT Set of 4 Levels Resistance Loop Elastic Bands Workout Fitness Stretching Physical Therapy Equipment for Yoga Pilates Crossfit Gym Ankle, Legs, Knee, or Arm Exercises 4 different resistance levels :Red(10Lbs),Yellow(20Lbs),Blue(30Lbs),Green(40Lbs). 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 Ankle or Hip Tension Bands Workout Or X-Training. Made of durable latex that is snap resistant and guaranteed to help you strengthen your body. Perfect for squats, lunges, side-to-side exercises, stretching, triceps and biceps exercises, and MANY more!Quality-All stretch bands are high quality 100% genuine eco-friendly latex (Not rubber bands which are much cheaper and tend to break) Best Quality Exercises Bands 10 inch Set. All 4 Bands For Exercise Are Super Tough and Elastic For at Home Exercise. The resistance strength was measured by macine at the state of 3 times prolonged.