Authentic. Made with Jose Cuervo Especial Tequila. Under 95 calories per serving. A delicious Cuervo Margarita - under 95 calories per 4 oz serving. The perfect mix of strawberry, blackberry and blueberry flavors with the same quality and refreshing taste you'd expect from Jose Cuervo, the world's most popular brand of tequila. Please recycle. 19.9 proof. 9.95% alc by vol. Produced by Heublein, Norwalk, CT.