Smith & Wesson’s reputation among law enforcement and military authorities alike is based on quality, reliability and the power of their self-defense series. The SWP-131 2 ounce flip top item reigns in the intense strength of peppers ranked at 2 million Scoville heat units to create their signature bear spray formula. The strength of the Smith & Wesson’s spray immobilizes and adversely impacts an attacker’s eyes, respiratory system and skin, even marking them with a distinct UV dye. Smith and Wesson SWP-131 pepper spray has an effective range up to fifteen feet. With the user-friendly flip top design you can easily and safely use this Smith & Wesson item without worry of accidental misfires.