Specification: Material: TPE.  Color: Purple, yellow, blue.  Thickness: Yellow: 0.35mm.  Blue: 0.45mm.  Purple: 0.55mm.     Pulling power: Yellow: 8-12lb.  Blue: 14-18lb.  Purple: 20-24lb.     Features: 1. The tension belt is environmentally friendly and tasteless, durable, and the shape remains long without deformation.  2. Training environment: You can exercise in different environments, such as home, office, outdoor, travel, fitness, etc. During cooking, you can watch TV, football, hockey, walking, etc. You can also train.  3. Suitable for travel, lightweight and easy to carry.  4. Simple and easy to use products, uppers and lower body exercises can be performed anytime, anywhere. It is very suitable for air conditioning and muscle rehabilitation, as well as specific yoga training, physical training, rotator cuff strength, lower body Pilates and running.  5. Professional-grade exercise and resistance bands for tightening conditioning and conditioning all major muscle groups, increasing physical flexibility.     Package included: 3 x Resistance Bands.  1 x Storage Bag.  1 x Manual