Black Mountain Products set of three Therapy Stretch Resistance Bands are made out of the highest quality rubber to ensure maximum life and is 99 percent latex free! These bands are ideal for physical therapy, exercise, weight loss, Pilates, muscle toning, muscle strengthening, stretching, rehabilitation, and general health and fitness. B.M.P. therapy stretch resistance bands are great for home use, gym use, offices, and are ideal for travel. B.M.P. stretch resistance bands are a great alternative to conventional weights and exercise equipment. Three levels of resistance bands are included ranging from light, medium and heavy resistances, giving a vast range of resistance for all your workout or rehabilitation needs. Black Mountain Products includes a resistance band door anchor, a carrying bag, and a starter guide. Black Mountain Products therapy stretch bands include a manufacturer lifetime warranty against defects in materials and workmanship.