This original product is made of glass material with a sense of transparency and hard beauty, and it uses the mother of pearl (abababi shell) technique, which is characterized by Takaoka lacquer. Enjoy the mystery of mother of pearl when you pour Japanese sake. Comfortable shape and weight design This is a fine glass for whiskey and a variety of liquors. Size: φ2.7 x 3.3 inches (6.8 x 8.3 cm); Material: Glass, Lacquer, Amano Lacquerware