The Defense Technology® MK-9S OC Vapor w/ Wand Adapter delivers a high concentration of OC in a powerful mist. This inflames the mucous membranes and exposed skin resulting in an intense burning sensation. Onset is immediate and very intense. Targets immediately focus on their own discomfort. This product uses a potent formulation designed to stay in emulsion and remains within the canister. A hose and wand is used with this product for delivery under doors.