Pull up assistance bands offer effective training. Workout your arms, back, legs, and butt all at once with mobility band, perfect for body resistance training and physical therapy to help strengthen torn ligaments or muscles. Different bands are perfect for learning pull ups, Pilates, Mobility, Powerlifting, Chin ups, Yoga, Stretching, Gymnastics, physical therapy, push-ups, barbell and dumbbell assist etc. Assistance bands are 100% natural latex and are over 99.9% free of soluble proteins (latex allergens). It is more strong and can be used for a longer time than other competitors in the market. A variety of bands make you can do more training you want. If you are a newbie, you need to start working out from the pull up assistance bands with the least resistance. As you get stronger you’ll need to lower the assistance to account for your new strength. Green(5-30 lbs), Best for speed barbell training and shoulder mobility. Blue(15-60 lbs), Beginning bands for resistance and barbell band training or just a little boost for pull up assist. Orange(35-115 lbs), Medium tension for resistance training and pull up assist. Red(50-135 lbs), Ideal for pull up assist, High tension for resistance and advanced banded barbell training. Purple(60-170 lbs), Ideal for pull up assist training, Powerlifting and stretching.