These PaperMate Kilometrico Ballpoint Pens are perfect for everyday writing thanks to their long lasting ink supply and smooth writing nib. The cap colour matches the ink colour, so you'll be able to easily locate the right pen. Each pen has a 1 mm nib which is perfect for everyday writing and note taking. You can use these pens on most paper types. The pens contain oil-based ink which flows smoothly for a comfortable writing experience. Each pen has a round plastic barrel that's comfortable to hold. The pen can also be used on carbon paper thanks to the tungsten carbide ballpoint. The pack contains all blue pens. This pack contains 10 pens so you can stock up all at once.