Vellus hair 

Vellus hairs are short, fine, light colored, and barely noticed, as compared with terminal hair.1

Footnotes

  1. ^ Marks, James G; Miller, Jeffery (2006). Lookingbill and Marks' Principles of Dermatology (4th ed.). Elsevier Inc. Page 11. ISBN 1-4160-3185-5.