Blanco tequila with natural flavor & sparkling water. Rey Azul: Or blue king celebrates the iconic blue agave which favors altitudes of more than 4000 ft in the mineral-rich soil of Jalisco, Mexico. From these majestic plants, harvested after seven years, we distill the finest Blanco tequila. Blend it with pure sparkling water and natural flavors to bring you unparalleled refreshment. Please drink responsibly. Please recycle.