The "next generation" of ecologically responsible yoga mats; Three years in the making, designed and tested by instructors for high performance * Non-slip, durable sea-grass surface texture * Natural rubber mat, closed cell construction, non-allergenic and 99.9% latex free; Recyclable and biodegradable * No PVC or oil-based eco materials like TPE or PER * No phthalates or toxic foaming agents found in other rubber eco yoga mats; Scent free (after initial break-in period)