5 Levels of Resistance - These gym stretch bands are suitable for all fitness people, up to 150 lbs, stronger than other stretch bands, resistance levels: 10 lbs - 4.5 kg; 20 lbs - 9.0 kg; 30 lbs - 13.6 kg; 40 lbs - 18.1 kg; 50 lbs - 22.5 kg or soVersatile Gym - The Pilates stretch bands have 5 different resistance levels, which can be used individually or in combination to increase the intensity, allowing you to perform a variety of exercises for all muscle groupsWell-made: Two large handles ensure a thicker, non-slip, soft-touch foam outer layer, making the resistance bands more comfortable. The resistance bands are composed of high-quality aluminum alloy rings and sturdy nylon braiding, and the door anchor is made of thickened foam to ensure fitness safetyComplete Functionality - The stretch band set comes with a full set of accessories, including 5 extension tubes, 2 handles, 2 ankle straps, 1 door anchor, and a carrying bag. With the carrying bag, you can use the expander for training anytime, anywhere. Suitable for many occasions such as private home, studio, gym, gym, etc.100% Quality Guarantee: JATEKA has been focusing on sports equipment for many years and is committed to providing high-quality products. We are confident in the quality of our fitness bands. If there is any problem with the product quality, please feel free to contact us