These water glasses belong to the Lima collection of Chef & Sommelier. The water glasses are made of Krysta, a high-quality lead-free crystal developed by Chef & Sommelier. Krysta is ultra-transparent and highly resistant, making it suitable for intensive use in a professional environment. After use, the Chef & Sommelier Water Glasses Lima 380 ml - 6 Pieces can be easily cleaned in the dishwasher.