This yoga starter kit--a 4mm thick 3183 cm. (6 ft.) long align ultra mat made of Thermal Plastic Elastomer (TPE) and contains no latex, PVC, or rubber plus a Namaste Yoga tote, the perfect lightweight yoga mat carrier with removable strap that doubles as a stretching belt and interior elastic strap and holds the mat in place as well as allows room for water bottle and towel--is a must-have!