The Asana Natural Jute Yoga Mat offers an eco friendly mat with all the benefits of a standard non-slip Yoga mat. The Natural Jute surface absorbs more moisture than a standard yoga mat surface, the mats static free breathability and high tensile non slip strength ensure perfect balance and a firm foot grip. The Jute fibres are from a sustainable resource and are biodegradable. The cushioned underside of the Jute mat is a 4mm depth, which is the most popular thickness for general exercise, it is made from a new non toxic resin called PER® (Polymer Environmental Resin) which has been tested against harmful substances and meets Oeko-Tex Standard 100-Product Class 1 (for baby articles). Free of latex and rubber, odour free and does not emit any toxic chemicals or gases. Mat Size: 24" x 72" (61cm x 183cm)/4mm depth.