The “PROGRESS” glasses are a fusion of space development technology acquired in the field of artificial satellites and the handiwork of Shizuoka craftsmen who have continued since the Edo period.
The body-friendly high-purity titanium applied to the inner surface of the glass dissolves the unpleasant taste of the drink and makes the taste mellow. Friendly to people and hygienic. It is resistant to odors and stains, and is highly functional.
[How to care for the products] ・Use a neutral detergent on a sponge when washing the glassware. ・Do not use cleansers or a sponge with a scrubbing surface, as these may scratch the glass.
The color and texture of the product varies by piece. Please enjoy the titanium as it changes over the years. The color of the product is produced by the reflection and optical refraction of lights: as a result, the color changes according to the angle of the lighting or sunlight on the product.
・For safety reasons, do not use the glassware outside its intended purposes.
・Keep the glassware out of reach of children.
・Do not wash the glassware in the dishwasher, or use in the microwave or oven.
・Products with scratches on the surface are prone to break easily.
・Avoid hitting the products against each other or hard objects.
・Do not stack the glassware, as this may damage the titanium coating.
・When the glassware is hot, do not add anything cold in it or place on a wet surface. ・Glassware with cracks, as well as the glass fragments are extremely dangerous. Dispose of such items in compliance with the instructions of your own local government.