Harmony Natural Rubber Yoga Mat is made of open cell, natural dry rubber sustainably harvested from well cared for rubber trees and does not include the latex component from the tree. The Harmony mat is very durable and has incredible traction, even when wet from perspiration traction is excellent offering unequaled non-slip performance. The mat has sturdy mesh in its interior which provides stability and tear resistance. Made in the USA by Jade Yoga, the Harmony natural rubber yoga mat will last longer than most mats while allowing you to perform your poses comfortably and better. Keep the mat out of the sun and it will last for years. 3/16" x 74 thick Harmony rubber mat has as much cushion as a 1/4" PVC mat ...find your grip.