Environmentally friendly . Superior traction . High-rebound firm cushion . Natural Rubber a sustainable, biodegradable material . Reversible 2 earth colors per mat . Free of cadmium, lead and phthalates . Longer than standard yoga mats . No assembly required . 90-Day warranty . 69 in. L x 24 in. W x 0.19 in. H (4.95 lbs.) Green your practice with a Natural Fitness Natural Rubber Yoga Mat. Made from natural rubber, a sustainable and biodegradable material, these mats offer superb traction and a high-rebound dense cushion. Our mats are longer than traditional yoga mats and each has 2 colors.