One very important factor of doing Ashtanga yoga is finding proper alignment. The Trident cotton yoga rug made by Yoga-Mad has a special line on it that helps aid a person with their alignment. This product can be used alone or on top of another more traditional yoga mat.Commonly used in Ashtanga yoga, Yoga-Mad organic yoga rugs are made from 100% organic cotton. While normal PVC mats become slippery as you sweat, the grip of a yoga rug only improves. Yoga rugs can be used independently or on top of a yoga mat.As a yoga class or session progresses a person will typically sweat. Instead of the sweat accumulating on top of a rubber mat and making it slippery, a Yoga-Mad rug will absorb the sweat and the grip actually improves as time goes on.As an alternative to traditional PVC mats, Yoga-Mad carries several ecological yoga mats. These ecological yoga mats are made from either dry natural rubber, natural latex, or a closed cell form of synthetic rubber, also known as TPE. These sustainab