Calavera en la piedra del sol Calendario Azteca. Gran regalo para originarios de Leon, Irapuato, y Cueramaro Guanajuato Mexico. This Shirt is a great gift for all Guanajuatense lovers from Celaya & Penjamo to wear at a Cinco de Mayo, & Independencia party. Sixth Cycle's name is a reference to the sixth sun of the Aztec culture, which is the current solar cycle of existence. The art is inspired by Azteca & Mayan civilizations. Great present for people that love & support Indigenous decolonization. 8.5 oz, Classic fit, Twill-taped neck