Che Guevera means a lot of things to a lot of people. For westerners, he is a cool t-shirt that may attract women thinking that the wearer is mysterious and a social activists, to others a revolutionary man that shaped lives, to golfers, a golf ball marker.
I have read that the famous picture you see above is the most reproduced image in the world, so it was only a matter of time before a golf entrepreneur thought of a way to capitalize on this.
You won't find one of these in my golf bag any time soon, my Neil Armstrong pencil and The Fonz chap stick fill that 'crap in the golf bag' void.