undershaving and undercutting haircut

I have heard those two haircuts names when I was doing some search and I willed to share this sort of information with you…

It shows that, the undershave haircut is where the hair is dressed on both sides and back of the head at the nape…

While undercut haircut clippers the hair to a short length…

With those two types of haircut, it allows the outer layer of hair to hang freely and gives a smoother look…