You receive 3 sheets of black optical engraving colour paper measuring 39.3x27x0.01cm/15.47x10.63x0.004 inches, in addition to a plastic squeegee tool measuring 5.7x7.3x0.25cm/2.24x2.87x0.1 inch The optical engraving paper not change color, and its engraved patterns can be firmly stuck on cups and ceramics; the thickness is only 0.01cm/0.004 inch, thin and , to that it is not easy to break during the engraving process, while providing clear marking effects Our marking paper is large enough to cut to any size you need, and the included plastic tool makes it easy to clean up after engraving Soak the Optical Engraving Paper in water for 1-2 minutes, then stick the paper color-side up on the item to be engraved, dry the paper with a paper towel or hair dryer, and scrape off the test paper when you are done engraving Optical engraving paper is suitable for glass, crystal, cups, ceramics, acrylic, plastic, resin and other non-metallic products, widely used in DIY handmade, industrial marking, personalised gift making and other scenarios, it is the ideal choice for optical engraving enthusiasts and professional users Color: Black Material: Paper Package Contents: 3 x engraving paper 1 x accessory (accessory color and style are random, no specified color and style are accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.