Product Description DESIGNED TO WORK IN THE TOUGHEST ENVIRONMENTS IMAGINABLE! Industrial-grade, quick-drying formulation Excellent for use in a wide variety of applications, both indoor and outdoor Ideal for any surface including metal, glass, wood, rubber, plastic, marble, granite and more Durable wide nib delivers thick, heavy lines Effective on wet, slippery surfaces Water-resistant, weather-resistant, fade-resistant marks Rugged, big-barrel construction delivers a long-lasting paint supply 350 lineal feet of superior coverage Permanent on most surfaces Assorted vibrant colors Featuring Pump Action® Technology Reversible, replaceable nibs for extended product life Marking Range: -50° through 150°F (-46° to 66°C) Multi-lingual packaging Stroke Size: 9/16″ (15 mm) For broad, distinctive markings that can be easily seen from a distance, professionals depend on the these Jumbo Markers! The perfect marker for Warehouses, Shipping Departments, Machine Shops, Auto Workshops, Welding, Plumbing, Tool Shops, Marble/Granite Fabrication and more.