Petatillo is a technique usually called like that because with the white glaze they made lines that resemble the cross weaving of a petate, petate being a kind of mexican weave rug, commonly use in Mexico During the revolution and still use in the national indiginous people inhabiting mexico.
Petatillo es una técnica de cerámica llamada asi porque con esmalte blanco hacen lineas que recuerdadn al tejido de los petate, petate es una alfombra tejida con fibras naturales.