Fortees gracefully tapered bowl focuses flavor of full-bodied white wines to the part of tongue that provides the best tasting experience. Suggested wine varietals are Cabernet Sauvignon, Bordeaux, Merlot, Syrah, Zinfandel, Malbec, Barolo, Chardonnay and Viognier. The secret to Schott Zwiesel glassware's longevity is their exclusive Tritan Crystal and manufacturing technology.