Markal Valve Action Paint Markers provide long-lasting, wear and weather-resistant marks for a variety of surfaces including steel and iron, plastic, glass, pipes, rubber and textiles. These fast-drying industrial paint markers boast a marking range of -50 to 150° F. and may be utilized for various industry applications in the automotive, metal fabrication, construction, welding, aerospace, industrial manufacturing, shipping supply and textile fields. Formulated with xylene free paint, Valve Action Liquid Paint Pens reduce user health risks and eliminates California Proposition 65, EPA HAPS and SARA 313 concerns in the U.S. Manufactured with Dura-Nib medium bullet tips that resist wear and durable metal barrels and clip-caps to prevent breakage, Markal permanent paint dries immediately, helping to reduce costly downtime.