Permanent marker with alcohol — based ink. Writes on most services and is made from recycled materials. Made from 51% recycled materials. Extra long usage: will not dry out uncapped left for one month. Extra quick drying after applying on surface. Excellent writing on most surfaces: paper, cardboard, plastics and textiles, metal. Low odor, light resistant ink. Resistant tip. Acrylic chissel tip gives line of 3,7 mm to 5,5 mm.