Duralex Picardie 1029AC04 Box of 4 High Ball Glass Tumblers Transparent 36 cl The original french tumbler, made by the company that invented tempered glass Duralex glass is very hygienic: it is non-porous and does not absorb liquids, colors or flavors Dishwasher, refrigerator and microwave safe; Products maintain the original look for years Duralex is 2.5 times more resistant to breakage and chipping than normal glass, can also withstand sudden thermal shock: <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.