Ideal for spots hard to reachMarks on almost all kinds of dry surfacesConvenient quiver cap with special clip for perfect one handed handlingPermanent alcohol-based ink , removable from glossy surfaces with alcohol and other usable solventsInstantly water and abrasion resistantExtended tip made of stainless steel - self-adjusting and patented: up to 3 times more marking capacity by using full 7 mm of the fiber nib's length of abrasion, instead of 2 mm NEW: Extra strong clip!New quiver cap with reinforced clip for strong and permanent fixation on the trouser pocket: the requirement for perfect one-handed handling. Nib can be twisted several times by 180deg - for a "second, third, ... life"Move the telescopic tip back with pincersTear out the nib wick and turn through 180degInsert the nib wick again and move the telescopic tip forward