FULI Japanese Tatami Yoga Mat, Igusa Mat, Non Slip Exercise & Fitness Mats, P… FULI Japanese Tatami Yoga Mat, Igusa Mat, Non Slip Exercise & Fitness Mats, Pilates & Floor Workouts, Made in Japan (1/4″ Thick). Material: Igusa, Polyvinyl Chloride. Material: Igusa, Polyvinyl Chloride.