The ADKS is made of 1000 denier ballistic Nytaneon nylon. This versatile knife sheath can be worn as a drop leg, on the belt, or on web gear. The thumb break is fully adjustable. It comes standard with a utility pouch and a leg tie down. Internally, it has a TalonFlex hard protective insert. The 7 inch version of this sheath fits the standard issue K-Bar while the 5.5 inch fits the issue U.S. Air Force Survival Knife
