5 Different Power Level Bands: 5 different colors and clear weight indications are for 5 different power levels: yellow 5-15LB, red 15-35LB, black 25-65LB, purple 35-85LB, green 55-125LB. You can use only 1 band or 2 different bands at one time to get the power level you want while doing pull-ups or daily workout. | GYM Assistance & Daily Workout: This resistance gym band kit is not only perfect for GYM assistance, like pull-ups, power lifting, push-ups, barbell assist and dumbbell assist; but also the best choice for daily workout. | Super-Portable with Free eBook: This resistance band set comes with a storage bag, light weight and takes little space in your bag. Detail free eBook can be down to your mobile phone, doing exercise in anytime! You can take it at home, to gym, office or take it on your trip. With it you can do resistance band workouts wherever you go! | Multi-Ways for Workouts: You can do workout using only one assist band or two different bands. Besides, you can do resistance band workouts using 1 band with door anchor, with 2 handles, with 1 anchor and 2 handles, with dumbbells, or with barbells. Just choose the way that fits you the best. | High-Plastic and Durable: All resistance bands from Odoland are made of heavy-duty material so as to avoid easy breakage or tearing. They are high-plastic and can be used for a longer time than other products in the market.