This set of resistance and pull up bands is made of durable elastic latex material, suitable for multiple fitness needs. It is perfect for home gym workout, daily strength training, and muscle stretching. You can use it for physical therapy exercises to improve joint mobility and relieve muscle tension, and assist pull up training to build upper body strength. Different resistance levels fit different fitness levels from beginners to advanced trainers. It comes with clear instruction to guide your correct use. Lightweight and easy to store, it fits any indoor or outdoor fitness scene.