Duralex glasses are lead and cadmium free the reason is that Duralex is 2.5 times more resistant to breakage, sudden thermal shock, and chipping than normal glass. Duralex lead-free glass is very hygienic, it is non-porous and does not absorb liquids, colors, or flavors.Duralex is manufactured to withstand sudden temperature extremes from -4°F to 212°F and is suitable for hot or cold liquids.Duralex tableware & glassware are lead and cadmium-free and extremely durable for everyday use. Duralex also abides by the strictest European & American food safety standards & complies with California's Prop 65.Examples of two Duralex lead and cadmium-free drinking glasses are Duralex CC1/18 Made In France Picardie 18-Piece Clear Drinking Glasses & Tumbler Set and Duralex 1027SR06SB/6 Glass Tumbler, 8.75 oz, Blue.