• Item Number: TB022-204R_206B, Main Body Size: Φ70×H70mm, Full Capacity: 150ml, Weight: 150g, Material: Soda Glass, Country of Origin: Japan • Delivery Contents: 1 x Presentation Box, 2 x Edo Glass, 1 x Product Description Leaflet • Care Instructions: Glass is vulnerable to temperature changes, so please be careful of sudden cold or sudden heat Microwave, oven, dishwasher, and dish dryer are not usable When washing, use dishwashing liquid and gently rub with a soft sponge or cloth Scrubbing with a metal scrubber etc. can cause scratches and make it easier to break • Edo glass refers to the traditional technique of hand-crafted glass by artisans, a tradition that has continued since the Edo period The glass industry in Tokyo-Edo is said to have started in the early 18th century with the production of mirrors, eyeglasses, wind chimes, etc After entering the Meiji era, while inheriting the techniques of the Edo period, new knowledge and technology were introduced from Europe and America, and it has developed as a regional industry through the Taisho and Showa periods And in 2002 (Heisei 14), it was designated as a traditional craft product of Tokyo, and in 2014 (Heisei 26), it was designated as a national traditional craft product by the Minister of Economy, Trade and Industry The Edo Glass series from Taiburo Kobo is developed with designs mainly based on komon patterns and ukiyo-e motifs that have been loved since the Edo period We hope you enjoy each handcrafted "Edo Glass" drinking cup • Because they are all hand-blown glass, there may be slight differences in size and color and small air bubbles left behind, but this does not affect quality Please kindly understand