In general, how long does the treatment last? Does it work on orange/red haired people? Thank you
P M. asked on Dec 20, 2012
For a small to medium area it is around 30 minutes total. For a large area it could take up to 1 hour. No, the lasers do not work on red, gray, or blonde hair.
Shari F. from Merchant replied on Dec 20, 2012