The .4% MC yellow banded canister indicates the major capsaicinoid level which is discharged at the nozzle at time of use.

The MK series is an ideal size for patrol officers to wear on a duty belt and will deliver several short bursts of OC at an effective range of 10-12 ft. This .4% MC OC aerosol products are available with multiple deployment options, each just as effect at deterring/stopping assailants.

Non-flammable / Electronic Discharge Weapon (EDW) safe

• The 1 oz. MK-2 canister will deliver 7-10 short bursts of OC at an effective range of 10-12 ft.
• The 1.47 oz. MK-3 canister will deliver 10-12 short bursts of OC at an effective range of 10-12 ft. 
• The 3 oz. MK-4 canister will deliver 20-25 short bursts of OC at an effective range of 10-12 ft.
• The 13.4 oz. MK-9 canister will deliver 14 short bursts of OC at an effective range of 18-20 ft.
• The cone delivery method provides a wide spray pattern for easier target acquisition.
• The foam delivery method is a powerful and fast-acting foam that coats the face upon contact.
• The stream delivery method provides a target-specific, strong concentrated stream for greater standoff.
• The .4% MC yellow banded canister indicates the major capsaicinoid level which is discharged at the nozzle at time of use.
• The MK-2 is an ideal size for patrol officers to wear on a duty belt.
• This formulation has been tested and is non-flammable and Electronic Discharge Weapon (EDW) safe.
• Defense Technology® First Defense® OC Aerosols are produced in an ISO rated manufacturing facility.
• All Major Capsaicinoid percentages (MC%) are verified by an Independent Laboratory for quality assurance.