A semi-permanent conditioning colour for bleached and very light blonde hair
Lasts between 2-30 washes
Wearing gloves, apply generously to shampooed, towel-dried hair
Massage or comb through mid-lengths and ends before leaving to develop for 30 minutes
Carry out strand and patch test before use
When blue colours fade, they can leave a green residue
Product is non-returnable for hygiene reasons