Attributes . Heavy Duty, Industrial Paint Marker That Writes on Almost Any Surface; Writes Through Oil and Grease Without Losing Legibility Or Brightness; Marks in Extreme Conditions, Even Writes Under Water and On Rusty Surfaces; Makes Permanent Bright Marks on Metal, Rubber, Plastic, Glass, Concrete, Leather, Stone, Wood, Vinyl and More; Ergonomically Correct Marker That Enables You to Mark At All Angles, Even Upside Down; Marker Retains Its Shape Unlike Tube-Style Markers; Paint Flow is Controlled by the Pressure Bulb At the End of the Barrel; Heavy Duty Aluminum Body . Names