100% Nylon TONE and TIGHTEN LOWER BODY MUSCLES - Kickback ankle straps help you target the calf, lower leg, lower body, and even glute muscles to help tone, strengthen, and tighten muscle groups to create a leaner, stronger body. MULTIPURPOSE GYM EXERCISE ROUTINES - Gym ankle straps can be used with most standard cable systems, functional and resistance trainers, and similar equipment for leg extension, leg curls, hip abductors, and glute workouts. STRONG, STABLE RESILIENCE - We use a sweat-resistant, breathable neoprene ankle cuff that;s easier on your body, reinforced steel double D ring and double stitching to ensure long-lasting equipment strength and wide fastening comfort. CLASSIC COLORS and PATTERNS - These ankle straps for men and women also come in both singles or pairs as well as a variety of fun colors youll love including American pride, black, pink, red, magenta, grey camo, blue, and cyan. * GENUINE LIFETIME SATISFACTION - Here at DMoose we believe in creating durable, long-lasting fitness products that support every rep, workout, and goal, which is why every product is backed by a full refund or replacement