Features: Make of nylon fabric and steel buckle, have strong bearing capacity, enduring and stable, not easy to break, and provide stable support during exercise. Helps you perform pull up exercises more easily, you can start with 1 auxiliary band and switches from supported pull up to independent pull up. Easy to use, put the webbing on bar, then secure the webbing with the steel buckle, add resistance band, add foot/knee support pads. Improve your muscle strength, strengthen your core muscles in arm, chest, back, buttocks, legs and more, shape and reduce fat. With a storage bag, easy to carry, suitable for homes, gym, outdoor, offices, travel. Specifications: Component: TPE Type: 300 pounds/225 pounds/150 pounds Size: As Shown in the Picture Package Includes: 1set Pull Up Assistance band note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.