Saucer & cup set which is based on the Gyoku (translucent white glass) and is prettily patterned using the cullet (broken glass) [About Ryukyu's glass products]There are some differences in color, shape, and bubbles because of handmade products.Depending on the product, it may take about one month for delivery.[Precautions in use]*Do not pour hot water, because it is not heat resistant glass. *It may break when it is rapidly cooled and rapidly heated because the glass is vulnerable to rapid temperature change. *Do not use it in the Dishwasher, Dish dryer, Freezer, Microwave oven. *Do not use cleansers, sponges with abrasives, or metal scrubs. *Do not put a knife or fork into the glass or store it in the glass. It may cause damage. *After use, remove stain ASAP, and store after natural drying.