Our Resistance Band are made from high quality environmentally friendly latex material, they are free of non-natural materials and more smooth and comfortable, stronger, stretch further and last longer.This resistance bands help you improve strength in your arms, hips and legs, can be integrated with every popular workout program, Insanity, Crossfit, Beach Body, Yoga, Pilates ,Fitness and more. Or use them for general exercise, stretching, strength training, power weight programs.