Devel Fitness Pull Up Exercise Resistance SuperBands (Set of 5) &mdash; Elastic Strength Band &mdash; Heavy Duty Latex Band &mdash; Stretching, Yoga & Weight Loss &mdash; Bonus: Free Gym Bag & Exercise Ebook GREEN SUPERBAND XL 1 3/4" 100lbs Finally get that pull up mastered PURPLE/BLUE SUPERBAND L 1 1/4" 65lbs "Better than a gym" workout for chest and upper back BLACK SUPERBAND M 7/8" 50lbs Skiers, Bikers-prevent knee injuries with improved hamstring strength RED SUPERBAND S 1/2" 35lbs Great all-rounder. For small and larger muscles & workout anywhere YELLOW SUPERBAND XS 1/4" 15lbs Ideal for Yoga, Pilates & Stretching & higher rep exercises