Body-Bands 41" Loop Resistance Pull Up Assist Band Set | Choose from 5 Pull-Up Assistance Band Sets | These Heavy Duty Assisted Pull-Up Exercise Bands are also great for CrossFit, Strength Training, P90X, and Stretching and Flexibilty Exercises CHOOSE FROM 5 PULL UP ASSISTANCE SETS: Pull Up Set 1, Pull Up Set 2 , Pull Up Set 3, Pull Up Set 4. and Pull Up Set 5 YOU ARE VIEWING PULL UP SET 5 . It includes the BLACK, PURPLE, GREEN and BLUE Bands. This Advanced Pull Up Assistance Band Set is great for most Adults with the widest selection of Bands: Start with the Blue or Green Band and then Move to the Purple Band, then the Black Resistance Band FROM THERAPY TO CROSS TRAINING TO PULL UP ASSIST these bands offer a great variety of uses | The 3/4" Band is ideal for Beginners, Stretching, and Rehabilitation | The 1 1/8", 1 3/4" and 2 1/2" bands are ideal for advanced Resistance Training, CrossFit, and Pull Up Assist THESE HIGH QUALITY VERSATILE TRAINING BANDS have a Lay Flat Length of 41-inches and are 3/16" Thick and are Made by Layering a Continuous Sheet of 100% Natural Rubber Latex WE STAND BEHIND YOU AND OUR PRODUCT | We're so confident, that we'll let you try our bands RISK FREE for 30 days, and if you don't like them, send them back for a 100% refund. We'll even do you one better, and Back them with a LIFETIME WARRANTY for Consumers and a One Year Warranty for Commercial use. These Power Bands can also be used for Strength Training, Speed and Agility Training, and Mobility Exercises