Wusthof Gourmet 7" Chai Dao, Hollow Edge Forged from single piece of high-carbon stainless steel with a Black polymer handle Made with Wusthof precision edge technology (PEtec) to create a blade that retains its edge 30 percent Longer Stain resistant Hollow edge prevents food from sticking Proudly and beautifully stamped with the Wusthof Name Laser cut stamped from one piece of specially tempered high-carbon stainless steel. Specially developed synthetic handle, designed for comfort and control. Full-tang handle (for all blades longer than 12cm).