Set of 6 Burgundy stemware glasses in the Banquet collection red wine style 12 4 oz capacity 8Inch tall 3 13Inch wide Made of Tritan crystal composed of titanium oxide and zirconium oxide Tritan is a world wide patented crystal glass material Banquet barware collection features a classic rounded profile design Completely dishwasher safe do not force bowl tightly over dishwasher rack prongs do not twist stem and bowl while holding one or the other tightly