Ready Made Stock Hair Systems. Available in tangle-free Human Hair or Synthetic Fiber No. 59 and 60 are in Synthetic Fiber only. Most Synthetic colors will be special ordered. Afro is available in the All Pro Human Hair – Color No. 1B and 1B10. All gray in the Human Hair units are of Synthetic Fiber so the gray will not take the color when the units need to be re-dyed. All 52 colors are Tone-On-Tone matching the 3 tone color ring. We hand match each unit with Human Hair or Synthetic Fiber according to the color ring specified.