Specification Product number product name Size (mm) 3124101 Bamboo Sushi Rolling Mat 240 240 * 240 3124102 Bamboo Sushi Rolling Mat 270 270 * 270 3124103 Bamboo Sushi Rolling Mat 300 300 * 300 3124104 Bamboo Sushi Rolling Mat 330 330 * 330 This kind ofsushi rolling mat is made from natural bamboo. It is green, health and eco-friendly. Advantage: Our product is of high quality and our price is competitive. Our technology is much more advanced not only in China but also in the world.