Both share the same silver shield design and Star of Life emblem

non-reflective coating that will never produce a give-away glint while working in the sun Ballistic nylon sheath is part of the package Designed specifically with the combat engineer in mind

Easy Cleanup: Clean hands and workspace with minimal effort

Small & large obstruction removers knock out mud

Defense Technology First Defense .7% MK-4 Stream OC Aerosol 1012539 Spray Pattern:Foam Both share the same silverDefense Technology First Defense . 7% MK 4 Stream OC Aerosol The MK 4 is an ideal size for patrol officers to wear on a duty belt and will deliver 20 25 short bursts of OC at an effective range of 10 12 ft. This . 7% MC OC aerosol product utilizes a stream delivery method providing a target specific, strong concentrated stream for greater standoff. The 3 oz. MK 4 canister will deliver 20 25 short bursts of OC at an effective range of 10 12 ft. The