Ga is an auxiliary tool for doing yoga. Tile is mainly to prevent injury when doing difficult movements. Yoga asana in some action to fully extend arm or back off the floor. Auxiliary brick can help beginners you stretch the pelvis, and adjust the distance from the ground to the Yoga brick slowly, circulation gradually complete self soft, extending the perfect action. In some schools of yoga, in order to absolute standard for Ke action, with tile motion to help.