AM3678 Borosil Artisan Vista 295ml Glass Medium 6Pcs Set(BVVVISTAM295)BOROSILICATE WATER GLASS SET Made of 100% pure borosilicate glass which is extreme temperature resistant 20C in the freezer to 350C in the oven and extremely tough so it can withstand daily use at home. BRILLIANT CLARITY These glass tumblers or water glasses are scratch resistant nor do they turn cloudy with repeated use, so they look new every time you use them and no matter how many times you use them. ODOUR SAFE & STAIN RESISTANT These glasses do