Calphalon Contemporary 5-Inch Boning Knife High carbon, no-stain German steel from tip to tang. Sharpens more easily than ordinary stainless and maintains its edge longer. Resists rust, stains, discoloration. Full tang provides better balance and superior strength One piece forging of blade, bolster and tang for long-lasting durability. No parts to separate. Ergonomic grip handle uniquely contoured for one size fits all comfort. Lifetime Warranty