BRITE-MARK is a general-purpose paint marker that writes on almost any surface. Quick drying, oil-based, UV-resistant paint withstands harsh indoor and outdoor conditions. Drying Time: 25 – 35 seconds Does not contain any HAP’s (Hazardous Air Pollutants), which makes them a smart alternative to using spray paint and stencil for big, bold marks. Markers can be used to permanently identify inventory, assemblies, tools, finished products, or work in progress while resisting most work-related abuses or compounds. Heavy duty aluminum body with large paint capacity with replacable tips Dykem Brite-Mark marking pen comes in white and is packaged 12 per case. Dykem marking pens feature different size tips for various marking line sizes and to accommodate certain substrates. This pen comes with a medium tip size. Can be used with concrete, glass, leather, metal, plastic, rubber, stone, vinyl, wood.