Pilot FriXion Set2Go Rollerball Pens have erasable thermo-sensitive ink which allows you to erase any mistakes you make using the rubber on the end of the pen. These rollerball pens are ergonomic and comfortable with a grip to help you control your pen. To help you do your bit for the planet, they are made of 50% recycled material and are refillable. The plastic case doubles as a desktop pen holder to keep your pens organised. This pack of four pens includes one black, blue, red and green pen. Rollerball pens with erasable ink Thermo-sensitive ink - erase mistakes using friction Ergonomic with control grip Made of 50% recycled material Refillable Packaging doubles as a desktop pen holder Made in Europe Ink colour: 1 x black, blue, red, green Pack of 4