The Towel you use when you didn't do laundry therefore running out of your full size shower towel. The Shower napkin is the midsized towel usually used as a hand towel or wash cloth. The shower napkin is used for wiping the water off while you freeze from being cold and wet because it wont even fit all the way around a newborn baby
when you come up on an unsuspecting person, unzip your pants and plop your nuts on their forehead. You can also turn it into the Trojan war helmet, where you let the dick flop down and hit them in the nose. It can be also done willingly to a bitch who is trying to suck up on your dick.