Yoga/Exercise Mat
Yoga mats are specially fabricated mats used to prevent hands and feet slipping during asana practice in modern yoga as exercise. An early variety made of rubber carpet underlay. Before modern times, meditative yoga and hatha yoga were practised on bare ground, sometimes with a deer or tiger skin rug. Modern mats suitable for energetic forms of yoga are made of plastic, rubber and something other materials including hessian and cork, trading of cost, comfort, grip and weight.