Jade Harmony Environmentally Friendly Yoga Mat - XXW Wide (Longer) The Harmony™ XW Yoga Mat is made with open cell, natural rubber, you can say goodbye to slipping on your practice mat - even if it gets wet with perspiration. Natural rubber has long been used where safety demands non-slip performance. Harmony takes advantage of the non-slip properties of natural rubber - resulting in the best slip-resistance on the market. Harmony is constructed of natural rubber a renewable resource tapped from rubber trees - containing no PVC or ozone depleting substances - perfect for the yogi concerned about the environment. This 30" extra wide mat is ideal for yogis with broader shoulders and the 3/16" thickness provides the perfect amount of real cushion between you and the floor. Available in Olive Green or Midnight Blue. The Harmony XW Mat is also available in a 68" and 74" (Long) length here. Measures 30" x 80" x 3/16" Jade's commitment to the environment goes beyond just making eco-friendly products. Jade plants a tree for EVERY mat sold.