The 2022 Shafer "Relentless" (90% Syrah, 10% Petite Sirah) is a rich, full-bodied Napa Valley red wine with an estimated 15.8% ABV. It features dense aromas and flavors of black plum, blackberry liqueur, violets, and savory peppercorn. This opulent wine is matured in 100% new French oak for 28–30 months, producing a textured, age-worthy bottle.