It can be gentler on fragile, thinning hair.
Wet hair is more fragile and elastic (especially if over processed or fine), and can be prone to snapping while it's being combed over and over during a wet cut, says Ungaro. You're likely to shed fewer strands during the whole process if you have a dry cut, notes Labrecque, which is important for people with thinning hair or who are concerned about breakage.