Transylvanian farmers put these on their oxen to protect their necks from the fearsome vampire oxpecker. The oxpecker started out as a friend to the oxen, by eating ticks off their backs, but, they soon developed a taste for blood and now go straight for the neck, ha , ha , ha, ha ha!
In the field of physics there is a time honored tradition of creating a "blackbody" model. A prize is awarded to the best model of a black body, an object that absorbs all radiation that strikes it. The winner of the first competition was young Maxwell Planck. These are his tools. "Plancking tools", final answer Regis.
Mario is not wearing anything. Neither is he depicted wearing anything. Mario becomes the tanooki dog! Personally, I think Mario should go all tanooki dog over the hide of the person at PETA responsible for this travesty.