From Crafthouse by Fortessa, these martini glasses feature: quintessential V-shape perfect for cocktails served "up" (without ice) steep angled bowl that keeps drink in the glass where it belongs etched lines that mark perfect 2-oz. and 4-oz. pours graceful stem approx. 9.9-oz. capacity Tritan® crystal designed to maintain clarity over years of use dishwasher safe set of 4 Imported. About Crafthouse: Crowned as 2014's Global Bartending Champion, Charles Joly is the first American to hold the title. Recognized around the world, Joly developed the Crafthouse® barware collection to bring craft cocktails in a professional bartender experience to the comfort of your living room. The collection makes bartending easy, attainable, and approachable and boasts elevated tools, including high-quality metalware, black walnut wood accents and crystal glass designed to maintain craftsmanship over years of use.