Aerko International, Freeze +P, 1/2 oz. Stream Delivery, Black Key Chain (Flip Top). Freeze +P hand held chemical agents utilize a unique combination of extremely effective Orthochlorobenzalmalonitrile (CS) and Oleoresin Capsicum (OC) creating the most intense, incapacitating agent available today. Freeze +P employs the non-flammable solvent blend used in the Freeze system. Formulated to penetrate the skin layer to deliver the active ingredients to the nerve ending quickly for maximum effect. Freeze +P utilizes one percent CS augmented by one percent OC with a 2,000,000 Scoville Heat Unit rating. DYE: An ultra violet dye indelible and invisible showing the marking only under a black light. Cannot be washed off for a period of at least 24 hours. Shipping outside of the United States is not available.