tradisional malaysian massage

Here I am wandering along Penang Road after eating an amazing lunch at Hameediyah Restaurant on Cambell Street when I see this sign.

traditional something in penang

Massage, okay makes sense. But what the hell is that photo on the bottom left? It looks like the guys skin has ripped open in the middle. After looking at it for a few minutes, I still cannot figure out what part of the body that is. Here it is in larger format.

Frightening

Well, after seeing the photo at home, I finally figured it out. Can you see it?