All L’OBJET collections are made with exceptional materials, and with proper use and care, will last for generations. L’OBJET whiteware is oven, microwave and dishwasher safe. Dishwasher safe using a gentle energy efficient air-dry cycle or may be handwashed and dried with a soft cloth. Handwash oversize pieces. Do not overload dishwasher. Avoid abrasive soaps and detergents containing citrus scents or additives.