*Please note -Do not put this product in microwave ovens or dishwasher / dryers. -Refrain from using with beverages with high alcohol content(40% or higher). -Since the product is made of natural materials, there may be individual differences, and it may smell like lacquer or wood at first use. -Handle is easily detached. -Do not use abrasive detergents, scrub with a hard scrubber, soak, boil, or disinfect with oxygenated chlorine-based chemicals. -Cup is heat resistant from 0 to 100 degrees Celsius.