Ostensibly a normal spray can, in actual fact you paint with UV light: the nozzle hides a UV ... or further away for thicker lines or even with stencils. Best of all, it's all reusable and ...

“The area is shaved and cleaned, a stencil is usually applied — unless ... is that the tattoo artist uses a special ink that reacts to UV light. “Sometimes the UV ink is used alone or ...