Hazard 4 Blood Type Marker Tactical Multi-Position Marker 2-pack Gear Tie Lenses offer 100% protection from

Lenses offer 100% protection from harmful UVA and UVB rays

Ballistic Nylon

An included but removable stabilizer strap keeps the bag from sliding forward when leaning (like on a bike) and a removable delta-retainer is included for keeping bottles and similar objects inside the side pockets of the Sidewinder™

10 Bottle Opener

Hazard 4 Blood Type Marker Tactical Multi-Position Marker 2-pack Gear Tie Lenses offer 100% protection fromThe wise front line soldier's practice of field marking one's blood group on the boot heel (typically with duct tape and felt marker), inspired this Hazard 4 exclusive blood type plaque. The 3 d injection moulded rubber marker is far more durable than the traditional solution since it cannot be wiped off, scratched off, or dissolved by most solvents. A more professional choice for a unit or individual operator in its appearance, it more importantly