Liquid spray mask, leaves no residue, no wrinkles, 20 times easier to cut than tape or film. Fast and easy to draw on with Sharpie pen. Must have two heavy coats, runs permitted here. Thin coats are hard to get off. Transparent. Cut design, go easy it cuts easy, roll the cutout off by hand. Tip do not use wax and grease removers, IE Final wash on water based colors, it smears them, however if you want to take them off?