Gran Patrón Piedra is made from the finest 100% Weber Blue Agave and is crafted using the centuries-old tahona process at Hacienda Patrón distillery in Jalisco, Mexico. It’s aged in a combination of French Limousin and new American oak barrels for four years and is presented in a distinctive crystal bottle and elegant box. Patrón Tequila has always been Additive-Free because of our unwavering commitment to craft, authenticity, and integrity.