Handcrafted concave pattern: Offers a unique and artistic drinking experience
Made from New Island volcanic rock: Ensures natural beauty and authenticity
Includes black mica and basaltic rock: Adds visual and tactile interest
Durable glass construction: Provides long-lasting use and quality
Summarized by Shop
This unique sake cup is finished with a distinctive uneven pattern created by quickly pressing against the hot inner wall of the glass. It is made by melting volcanic stones (Koga stone and biotite rhyolite), specialties of Niijima, into the glass.
Material
Volcanic rock (including black mica and basaltic rock)
