If men's aftershave isn't for the skin underneath your beard, then what is it for?

Men's aftershave is typically used to soothe and moisturize the skin on the face after shaving. It can also help to close pores and prevent irritation or razor burn. While it can be applied to the skin underneath a beard, its primary purpose is to care for the skin that has been freshly shaved.

It is for the skin on your neck.