Text surfer Classic Highlighter contains lightfast, fast-drying, smear-proof pigment ink. Ideal for use on paper, fax and carbonless paper. Airplane-safe highlighter will not smudge inkjet printouts and is easily washable from most textiles. Automatic pressure equalization prevents the highlighter from leaking on board aircraft. Precision-engineered design includes a polypropylene barrel and twist cap for easy opening. Snap-lock cap includes convenient pocket clip for attaching highlighter to notebook, pockets and more. Highlighter has a wear-resistant, ultra-soft, 1.5mm chisel tip.