What Smells Like Cadavers? Whether it’s a passing or a passing of gas, this calavera is here to lift your spirits and lighten the stench! This Day Of The Dead Skull Air Freshener is scented with premium essential oils and can be suspended from almost anywhere to ward off foul odors. Day of the Dead Sugar Skull Air Freshener Naturally Scented with Premium Oils Long Lasting Aroma Various Refreshing Scents