*4 inchceramic fruitknife with sheath: detail4"ceramic fruit knifethickness of blade1.6-1.7mmlength of blade95mmlength of handle130mmtotal length215mmblade materialceramic handle material:ABS+TPR handle colour:black/pink/green/purple blade colour:whiteor black blade material:zirconium oxide (ceramic) brand name: cook at home style:fruit knife passed FDA and LFGB certification model number:KJ-CK204/C4" Characteristics: 1. Ceramic knife have a unique blade made of zirconium oxide, an advanced material that its hardness just less than the diamond.Zirconium material keeping 85 degrees hardness just second to diamond which give the knife its outstanding sharpness and edge retention. It has semi-transparent blade or colorfull blade like black orange.chocolate.2. It has ergonomic plastic handle , ergonomically shaped handle (ABS) in black which keep the ceramic knife lightweight and colorful, added TPR on handle make you feel much more comfortable while holding.3 This special blade will hold its edge much longer than steel.4. Will never rust and wont alter the look or taste of food.5. The ceramic knife can prevent itself from corrosive of acids.6. It is easy to clean and can keep the primitive colors and original taste of food.7. The knife is nonmagnetic completely.so it is healthy and environment-friendly.