Based on the name "Quantum" itself, Beringer recognizes that each grape varietal offers unique flavor and structure and that each vineyard and block of vines contributes yet another expression of those varietals. B The Quantum blend highlights the individual personalities of each varietal, creating a wine with balance, structure, and exceptional flavor. In this vintage, the blend anchors with 69% Cabernet Sauvignon, with Cabernet Franc and Petit Sirah highlighted, along with touches of Malbec, Merlot, and Petit Verdot.