Body-Bands 41" Loop Resistance Band Beginner Training Set | Includes 4 Bands: 1/4", 1/2", 3/4", and 1 1/8" Wide Bands | Great for Light Resistance Training and Flexibility Exercises THIS 41" LOOP CROSS TRAINING BAND SET Includes the Orange 1/4", Red 1/2", Black 3/4", & Purple 1 1/8" Bands with Resistance Ranging from 5 to 80 lbs. FROM THERAPY TO CROSS TRAINING TO PULL UP ASSIST Each Band has a Lay Flat Length of 41-inches and is 3/16" Thick. Resistance Ranges based on Band Width & Color are as follows:  Light Orange (5  15 lbs),  Red (10  35 lbs),  Black (30  50 lbs), 1 1/8 Purple (40  80 lbs). This a Great Set for Beginners to use for Flexibility Training, Strength Training, Resistance Training, Isometric Training, Cross Training, and Therapy. EACH BAND HAS A 41" LAY FLAT LENGTH and has 82" Circular Circumference. As with all resistance bands, the resistance each band provides increases as the band is stretched up to the maximum of 2  times the resisting length. THESE HIGH QUALITY VERSATILE TRAINING BANDS are Layered Loop Bands which are Ideal for Individual Users from Beginners to Athletes. LIFETIME WARRANTY is for Individual Use and 1 Year for Commercial Use. Each Bands is Made by Layering a Continuous Sheet of Natural Rubber Latex which gives it Added Strength and Durability. Body-Bands 41" Loop Bands come with a 60 Day Money Back Guarantee & a 1 Year Warranty.