This pack of Pilot FriXion pens includes three fun coloured rollerball pens, which use unique gel ink that can be erased if you make a mistake.The pens have rubber tipped ends that erase ink cleanly using friction-generated heat. With this Pilot pen you can write, then instantly erase and re-write with ease.Featuring a fine 0.5mm Hi-Tecpoint nib for writing with incredible precision and a removable cap with a clip. These Pilot rollerball pens enable smooth, fluid handwriting, making them ideal for everyday home or office use.These pens are refillable so you can use them time and time again.. 0.5mm nib gives a 0.25mm line width . Pack of 3 . Erasable rollerball gel ink. Assorted colours. Approximate Dimensions (mm) H 170 W 4 D 15