Made of Opal, a material 3 times more resistant than ceramic Dishwasher safe article Item designed to be stacked without risk of breakage. The materials used are designed to withstand microwave use and distribute the heat efficiently to limit the risk of burns. Item up to 5 times more resistant than an item that has not undergone any specific treatment process, offering a very high shock resistance. Item made of tempered glass, designed to break into small, non-sharp pieces. Item made for serving hot drinks. It can resist thermal shocks of up to 275° F. Glass is a 100% non-porous material that prevents the retention of bacteria and unpleasant smells. For your health, our plastic articles are guaranteed free of Bisphenol A. Item made of a material designed to for traditional oven cooking. Item made of Cristallin, a lead-free crystal with incomparable brilliance, sound and purity.Item made of Cristallin, a lead-free crystal with incomparable brilliance, sound and purity. Item on which an anti-scratch treatment has been applied for excellent resistance to scratches caused by repeated contact with cutlery.