High Quality Stainless steel 420 Blade with a glass breaker tip. Includes Containment Carrier Bag for storage. 5″ Closed. You can’t go wrong with a Codename: BioHazard Tactical Knife. Each knife is equipped with a spring-loaded, stainless steel, assisted opening blade for quick access. A solid handle for durability and a quick release makes this the perfect knife for any situation.