For hair it’s any all over colour if you haven’t been to the salon before.
Beauty treatments are ;
Eyelash lift
Eyelash tint
Eyebrow tint
Tattoo removal
Laser hair removal .
All patch tests need to be done no later than 24 hours before treatments.
Technically with the SHR machine, yes , however it works better on pale skin and dark hair.
Having a free consultation will explain how the laser works and why some light hairs may not be picked up.