This 100% Small black granules with EPDM fleck gym rubber mat floor, the colored granules on the surface add a design touch to your gym, it can give you the best anti-slip performance, in addition gym rubber mat floor is made of highly durable And shock-absorbing recycled rubber, it provides the best protection for your body and floor, and can also reduce a lot of noise when you exercise, we can provide you with a 3-5 year quality guarantee.