H.R.T. Neck Knife, Zytel, Black Blade, Serrated, Neck Sheath - Smith & Wesson Knives Black 2.5 in. 3Cr13Mov stainless steel blade with 4.7 in. zytel over lay. Includes sheath w/ badge holder and breakaway neck chain. Blade Detail : Serrated EdgeBlade Length (inches) : 2.13Blade Material : 440C, BlackCarry System : Badge Holder Sheath w/Neck ChainHandle Material : Zytel, BlackOverall Length (inches) : 5.75Special Features : N/A Tags : Smith & Wesson,Knives,Smith & Wesson Knives,Knives - Fixed Blades