Product Size: Black: 2080*4.5*22mm Color:black Material: Latex Specification: Red: 15-35lbs Black: 25-65lbs Purple: 35-85lbs Package content: 1* resistance band 1. High-quality materials The fitness bands are made of natural latex and are tear-resistant, stretchable and durable. The further they are stretched, the greater the resistance. Improve your strength, mobility and flexibility with what is probably the best resistance bands rubber set, also for maximum enjoyment and safety during training. 2. Multifunctional and very easy to use Our long fitness straps are very versatile. Exercise band capable of training many different muscle groups. Exercise your arms, back, legs and buttocks at the same time with a fitness band, which is perfect for strength training and physiotherapy to strengthen torn ligaments or muscles. 3. Muscle training / weight loss Resistance bands are good training devices for at home and in the long term. The resistance bands are for strength training, muscle building,calisthenics, Pilates, yoga, stretching, aerobics, warm-up exercises, physiotherapy and weight loss to promote strength and flexibility. 4. Physical flexibility and strength Improve your mobility A possible affiliation to a different posture and more vitality in everyday life. Especially during gymnastics, warm-up training or stretching after fitness is very important for the muscles. 5.Not easy to break, long life. Using high-quality virgin latex, quality certification, safe and healthy, strong resilience, no deformation, not easy to break, durable.