Maximum Stopping Power: Maximum strength formula is backed by our in-house high-performance liquid chromatography laboratory, which guarantees maximum stopping power, eliminating the 30% failure rate experienced with other pepper spray brands (University of Utah study); plus UV marking dye aids in suspect identification #1 Pepper Spray Brand Trusted by Police and Civilians Worldwide: Including New York, Chicago PD, Los Angeles County Sheriffs as well as U.S. Marshals; made in the U.S. and ISO 9001:2008 certified with a four-year shelf life from the date of manufacture Enhanced Safety: Pepper gel virtually eliminates wind blowback and only affects what it directly contacts, plus it offers a 20% greater range (12 feet/4 m) for protection at a safer distance Easily Accessible with Protection Against Several Threats: Adjustable hand strap provides police-strength protection at your fingertips; contains 35 bursts (up to 5x other brands) plus a locking top safety mechanism to prevent accidental discharge