- Designed to be taken apart for thorough cleaning. - Retain plug in open position for all contents over 65C / 150F degrees. - Handwash recommended to preserve surface finish due to harsh chemicals often used in dishwashers. - 18/8 food grade stainless steel. Electropolished, so you can enjoy the taste of your coffee. - BPA/BPS free. - One-year warranty on defects and faults Want more information about how to take care of your KeepCup? Read KeepCup Care.