Each retractable personalized pen barrel is made of kraft paper, to reduce plastic waste; And the pen tip and clip is made of plastic, which is sturdy and strong enough that it won’t break easily, assuring for your long time use. These medium point black/blue ink click pens are available for writing, diary and notes, after use, you can clip the pen in your pocket, T shirts or other places you like, bring you much more convenience.6 colors which are enough to meet your various uses and replacement.Free to contact us for custom logo.