Mace is the brand name of a type of aerosol self-defense spray. Invented by Alan Lee Litman in the 1960's, Litman's design packaged phenacyl chloride tear gas dissolved in hydrocarbon solvents into a small aerosol spray can. Mace is a well-known brand when it comes to self-defense. With the success of the initial product, Mace has expanded to offer several other personal safety products as well. Check out our excellent prices on Mace Self Defense items below.