The Duralex toaster, double OVENCHEF is made of tempered glass, which ensures its very high durability and thermal resistance. This makes it ideal for baking in the oven and for everyday use in a professional kitchen. Duralex is a French brand that is very well known in the market and has a long history. They constantly check the quality of their products. This results in their timelessness, durability and excellent condition that will last for years. The product is made of tempered soda-lime glass - very high impact and shatter resistance (tested by the manufacturer), higher than ordinary glass. Tempered glass for possible breakage breaks into powder, which eliminates the risk of cutting the skin with large pieces of glass. Installable. High thermal shock resistance: up to 220°C. Maximum heat resistance: up to 300°C. Microwave and oven safe - can be used for cooking at temperatures up to 300°C. Dishwasher safe. 100% recyclable. The set includes 2 identical cups that can be combined into a cup + lid or used separately.