Manduka eKO mats are high-performance natural rubber yoga mats ideal for those looking for durable yoga mats that are good for the planet. The top surface of this eco friendly yoga mat is an innovative, proprietary closed-cell natural rubber. The sea-grass texture finish and superior cushioning are kind to your body and the environment. These natural rubber mats use a toxic-free softening process and are completely free of toxic foaming agents and plasticizers found in other mats. The eKO represents a bright future for the eco friendly yoga mat - it leaves behind no footprint in landfills, but will definitely make a lasting impression in the studio.