Vexor Self Defense Pepper Spray for Men and Women, &frac12; Ounce Refill for Pocket and Keychain Models, Small Self-Defense Tool for Quick-Release Protection (Black) - ZARC International Projects a Thick Fog Dispersion Pattern of Zarc's Potent Formula In an 8-Foot Range with 2- to 3-Feet in Diameter for Maximum Coverage A Safe, Non-Flammable, Oil-Based Formulation Offers the Lowest Possible Freezing Point Ensuring a Reliable Working Product in Extreme Cold Weather Zarc's Maximum Strength Patented VEXOR Formulation Pepper Spray, or Oleoresin Capsicum (OC), is the Most Widely Used Non-Lethal Weapon in the World Refill Unit Suitable for use with most Pocket Models Unlike Competitors' Thin Stream Products, Zarc Emits a 2- to 3-Feet Diameter Fog Pattern With Up To 8 Feet in Distance to Ensure Fire Hits