Non-lethal self defense is becoming more and more advanced with time and in today's violent day and age it is extra important that you give yourself a fighting edge. Buying mace or pepper spray can seem a bit confusing to some people, but having a small and lightweight canister of mace concealed in your purse, backpack, or pocket could literally save your life. In this article I will discuss the various types of mace and why certain canister sizes might be better than others when it comes to your personal self-defense.