While traditional graffiti is done freehand with cans of spray paint, stencilling is a form of printmaking where a template is painted over leaving either a negative or positive of an image.

• 传统的涂鸦是信手挥洒的作品，割板(纸模)涂鸦则是利用厚纸板或者用已具轮廓的纸张在各处重复着相同的意象。