The SKINPOP thermal paper for stencils is made with high-quality dyes. You can vividly transfer your tattoo design onto any skin color without worrying about the stencil's quality. It is particularly useful for details like lines and dots, allowing you to focus on the tattoo application. The paper has four layers. First, remove the central brown protective paper. Next, insert the yellow paper into the stencil printer and hold it firmly in place. Then, simply load the design and press the start button on the stencil printer. There is no need to insert supports or anything else. It also works freehand. Details: FORMAT: A4 WORKS EXTREMELY WELL WITH THERMAL COPIER/PRINTER AND HAND TRACING PACKAGE OF 100PCS WORKS PERFECTLY WITH THERMAL PRINTERS LIKE OZER, BROTHER, ETC.