Unsurpassed writing on oily, wet, soapy or coated surfaces * Highly visible, durable permanent paint that dries quickly and resists wearing or fading * Minimizes employee health environmental and waste disposal concerns * Excellent on metal, coatings, plastic, glass, ceramic and almost any other non-porous surfaces * Medium bullet tip; marking range: -50 degree F to 150 degree F (-46 degree C to 66 degree C)