Cosota Dib0500Cl66 Diamond Double Base Drinkware Set, Clear Tough impact resistant and shatter resistant Dishwasher durable will stay clear and tough even after hundreds of dishwasher cycles Luxurious apperance sparkling clarity and gloss Tempurature resistant freezer safe and can contain hot liquids up to the boiling point Meets many hoslitals enviormentally prefered purchasing requirments as they are BPA free and Green guard indoor air quality certified