Established 1876. Named to celebrate the rich Hispanic heritage of the area, Los Hermanos were the original vineyards where in 1876, the Beringer brothers began one of Napa Valley's most iconic wineries. Our Cabernet Sauvignon has plum and berry flavors and a smooth finish. 3/10 dry/sweet scale. Like us on Facebook Los-Hermanos-Vineyards. 13.0% alc/vol. Vinted and bottled by Beringer Vineyards, Napa, CA.