Exercise Loop Bands, Set of 4 includes FREE BONUS BAND. Professional Grade 3" WIDE (not 2") Stretch Bands with 4 Resistance Levels, Light, Medium, Heavy, Extra Heavy. Includes Platinum Fitness 100% Customer Satisfaction Guarantee and LIFETIME WARRANTY Professional grade 3" wide bands identical to those used by professional healthcare workers, professional trainers and commercial gyms across the country. These bands are 50% wider that the typical household quality 2" wide bands. Extra thick latex guaranteed to not break or deform. LIFETIME FREE REPLACEMENT GUARANTEE. Great for strengthening and toning arms, legs, chest, shoulders, back, glutes and abs. Perfect addition to Crossfit training regimens and popular video and online training programs like P90X, Insanity-Asylum, Tapout XT, Turbo Jam and Brazilian Butt Lift. Ideal for rehabilitation and post-op exercise. Suitable for hip and knee replacement patients and recovery from ACL, MCL, Patella and Meniscus injuries. 4 color coded bands help identify the different resistance levels. Red-Light, Green-Medium, Blue-Heavy, Black-Extra Heavy. Each Band is 10 inches long and 3 inches wide. Complete set of the 4 most popular resistance levels eliminates the need to buy additional bands as your workout needs increase.