Aitor AI16422 ATK Sergeant Folding Knife, Black Made using the highest quality materials Tested for reliability 4 1/2 closed liner lock. 3 1/4 matte finish 440 stainless blade with Dual thumb studs and thumb Ridge. Black stainless handles with divot impressions. Lanyard Hole. Reversible matte finish stainless pocket Clip. Black cordura belt sheath