Koyto Sports Resistance Bands - 6 Levels, 2-175 lbs. Resistance, 41" Exercise Tension Bands for AssistedPull-ups, Stretching and Powerlifting 6 LEVELS The assisted pull-up bands do not come in sets, but you have six options to choose from. You can easily identify which band is which just by its color. They are all 41 long and 4.5mm thick. The width ranges from 1/4 to 2 1/2  and tension varies from 2 lbs to 175 lbs.. The size you pick should be based on what reps or exercises you're doing and what your body can handle. WHAT TO DO  With these highly durable loop bands, you can do just about any exercise you also do with your dumbbells and more! You can enhance your usual curls, squats, power lifting, cross fit training, therapy, Pilates, stretching, toning, plus so much more - youd be surprised! YOUR BENEFITS.  These pull up bands are made with high-quality rubber latex material and are very affordable, highly flexible, lightweight, and portable. Just about everybody can use these stretchable bands! You can be a man, a woman, a child, a young adult, or an adult  yes, these stretch bands are perfect for you! You can be someone whos in for losing weight, developing muscle mass, dead-lifting, or plainly exercising. YOUR SAVINGS. - Why pay more for something that you can get at a more wallet-friendly price? Why waste approximately 15-30 minutes of your time to drive up to the gym? Why worry about going somewhere and not be able to exercise? LIFETIME GUARANTEE  To assure you that we value your business with us and to promise you a guaranteed excellent customer service, we will provide you with a full refund IN CASE youre not happy with our product.