Mything(TM) 1 pcs High Quality Practice Trainer Knife Tool (Dull Knife) BLACK Total length: 23CM (open) Blade length: 9.8CM Blade thickness: 0.3CM Blade material: 440C Hardness: 55-57 Net weight: 120 g Use for :Hiking,Climbing Mountains,Travel,Vocation,Riding,Fishing and so many outdoor Activities etc.Your good choice!^__^^__^