I have yet to use this. So I can’t comment on its efficacy.
First time buy n yet to try.
My 3rd order. Qty too little. Used up for quickly even though used once a week. Hope manufacturer can provide bigger cans so don’t have to buy so often. Like that it’s odourless though.
LOreal Pro Touch Up Magic Spray - Instant Root Concealer Spray 75ml -Temporary Grey Hair Coverage