100% blue agave. 100% agave. Imported. Signature Blue. 1873. Passed down through three generations of the Sauza family, Tequila Sauza has been defining authentic Mexican tequila for over 140 years at our distillery: La Perserverancia. - Don Cenobio Sauza, Founder, Tequila Pioneer. 40% alc./vol. Imported by Sauza Tequila Import Company, Deerfield, IL, USA.