Create crisp stencils with or without a thermal copier machine using Aesthetic Stencil Paper. This thermal stencil paper comes with four layers: The classic top tracing sheet which your image transfers onto The protective middle onion sheet (usually discarded) The carbon backing sheet (purple) which transfers onto the top tracing sheet The yellow sheet that holds the original in place while using a copy machine Technical Specifications: Dimensions: 8-1/2” x 11” Thermal copier stencil paper Compatible with all thermal printers Uses high-visibility purple dyes with a wax blend matrix; smooth and responsive to pressure Vegan-friendly; safe for most skin types Price per one box of 100 sheets Product Weight: 2.1248 lb