Pepper spray enables you to defend yourself while keeping a safe distance away from an attacker. A one second burst to the face will cause temporary blindness, choking, coughing, and nausea – bringing the attacker to his knees. The active ingredient in our spray is Oleoresin Capsicum (O.C.), commonly referred to as red pepper. When considering which pepper spray is most effective, one must consider the percentage of pepper being used and the heat rating of that pepper (measured in Scoville Heat Units or S.H.U.). Our pepper spray is derived from 4-5 million SHU and results in pepper spray of 180,000 to 230,000 SHU in the can. Street Wise pepper spray is the hottest, most powerful in the world. The potency of this spray enables you to bring down even the most aggressive assailants.