In extreme close-quarter encounters where a suspect is attempting to take an officer's handgun, or an officer cannot access his or her handgun, the TDI knife is available as a "last option" knife. When worn on the pant belt the entire unit - knife and sheath - is well concealed. Designed by John Benner, founder and owner of Tactical Defense Institute. Hard plastic sheath and reversible black metal belt clip (1480CLIP) included. Fits maximum belt height of 1-3/4 inches, width of 1-1/4 inches and thickness of 1/4 inches. Features: Hard plastic sheath with belt clip included