Sipp Mack produces wines from Alsace, the northeastern French region renowned for aromatic white varieties and complex mineral expressions. The winery's portfolio centers on Riesling and Pinot Gris, grapes that thrive in Alsace's continental climate and distinctive terroirs. The Riesling Alsace Grand Cru 'Osterberg' demonstrates the variety's signature balance of acidity and stone-fruit character, while the Pinot Gris Alsace Grand Cru 'Rosacker' showcases the grape's richness and textural depth. A Pinot Gris Sélection de Grains Nobles rounds the range—a late-harvest expression that captures concentrated fruit and natural sweetness. These wines have been assessed by Wine Enthusiast, Wine Advocate, Wine Spectator, and Decanter.