Wusthof Classic SuperGlider 8in Cook's Knife Forged from one piece of specially tempered high carbon steel to ensure outstanding strength. Extraordinary sharpness which is easy to maintain. Special alloyed steel. Stainless, seamless, hygienic fit of the handle. Triple-riveted handle shells, full tang handle. Black handles made of synthetic material. Long-lasting extreme sharpness, thanks to PEtec - WSTHOF's Precision Edge Technology.