Z Fitness speed band (rubber band) is made of high quality materials which are able to resist any heavy athletic exercises and training methods. Steel clips are making this product safe and durable. This speed band comes in a pack which includes 2 ankle (knee) straps, 2 blue (high resistance) tubes and 2 red (lower resistance) tubes and a carry bag. Other materials: Natural Latex, Nylon. You can also choose between 3 differrent sizes: Small, Medium, Large.
