4/6 Levels/Set Elastic Yoga Pilates Resistance Bands Exercise Loops 50x5CM Rubber Stretch Bands for Gym Crossfit Bodybuilding Item:Resistance Exercise Yoga Band Material: natural latex Color: Pink/Red/Blue/Black/Green/Yellow Size: 500x50x0.35mm(Pink) 3-5lbs 500x50x0.5mm(Red) 10-12lbs 500x50x0.7mm(Blue) 15-20lbs 500x50x0.9mm(Green) 25-30lbs 500x50x1.1mm(Black) 35-40lbs 500x50x1.3mm(Yellow) 45-50lbs Features: To lose weight and increase muscle resistance training with resistance band training. In doing stretching warm-up, you can use the resistance band complete. Improve muscle power and flexibility of physical activity. Rally circle part of the core training of supervision, yet powerful combination of tools. Can help achieve stronger, more type, more sporty hip, leg and hip, make your body more beautiful Package: 4 Pcs Resistance Bands or 6 Pcs Resistance Bands 6 Different Levels to Choose: 19.68 inches Long X 1.96 inches Wide X 0.013inches - Red Band (3-5lbs) 19.68 inches Long X 1.96 inches Wide X 0.019 inches - Red Band (10-12lbs) 19.68 inches Long X 1.96 inches Wide X 0.027 inches - Blue Band (15-20lbs) 19.68 inches Long X 1.96 inches Wide X 0.035 inches - Green Band (25-30lbs) 19.68 inches Long X 1.96 inches Wide X 0.043 inches - Black Band (35-40lbs) 19.68 inches Long X 1.96 inches Wide X 0.051 inches - Black Band (45-50lbs) Color Size(approx.) Detail Scale Pink 500*50*0.35mm 3-5lbs X-Light Red 500*50*0.5mm 10-12lbs Light Blue 500*50*0.7mm 15-20lbs Medium Green 500*50*0.9mm 25-30lbs Heavy Black 500*50*1.1mm 35-40lbs X-Heavy Yellow 500*50*1.3mm 45-50lbs XX-Heavy