100% natural TPE free latex elastic bands for exercise with 4 varying resistance levels perfect for beginners and seasoned workout warriors! Your New Workout Partner: Ideal for all workouts, from arms, abs, glutes, butt, hips and legs - the GymRats Latex Resistance Bands is perfect for them all! Integrates seamlessly with all types of exercise programs including: Yoga, Pilates, Stretching, Crossfit, Fitness, Insanity Shape Up in No Time: Suitable for physical therapy and rehabilitation of leg, knee and back injuries. Also ideal for mobility and flexibility training. Gym In Your Pocket: The compact GymRats Resistance Bands comes with a convenient and stylish travel bag - perfect for use at home, office, vacations, gyms, or even exercise in the comfort of your own home!