The 46oz. Mega Ballistic Stream Spray comes in an aluminum canister with a range of up to 30 feet. The formulation is fitted with a discharge mechanism consisting of a spring-loaded depression valve, detachable aluminum nozzle, pressure gauge, Schrader valve, and hand guard protecting the ?squeeze type? actuator. The unit is easily refillable and re-chargeable with the addition of the Schrader valve. The 46oz. mega spray comes empty and requires refill jugs to use.