Mustache flask

A stainless steal flask, with an elegant mustache displayed on the front, towards the mouth piece of the flask, that while taking a swig gives people the illusion you have a mustache.

Typically filled with strong whiskeys or vodkas and is generally used quite frequently throughout a given night until a person is unexpectedly shit face drunk. Usually takes fellow peers and spectators by surprise, seeing you are probably doing things you typically would never do.

Most commonly leads to mustache fights, mustache man, mustache humping, Mustache rag, Mustache water

And lastly in all seriousness, Mustachatory Rape.