Bic intensity ultra permanent marker, ultra-fine needle tip, bic marking ultra-fine tip permanent marker is a durable, pocket-style permanent marker with long-lasting colour. It won't dry out if the cap is left off for two weeks. The marker features a soft grip for all day comfort and marks on most hard-to-mark surfaces with low-odour, vivid, fade-resistant ink. Acid-free, acmi approved non-toxic.