... and competitive price 3,pass LFGB,FDA Black blade utility knife Advantages : SHARP, HEALTHY, FLEXIBLE, EFFICIENT, RUSTLESS ... thorough scrubbing on a metal knife.•LIGHTWEIGHT - Ceramic material is very light weight. The lighter the weight ... and abrasion performance is 60 times better than metal knife;•Healthier: Lead-free, non-toxic, acid resistance, ... by heat unevenly. Black blade utility knife with