Featuring micro-locked diamonds and electro-bonded to create a lightweight but strong shaft that sharpens and realigns, this BergHOFF knife sharpener ensures a professional edge every time. Click on this KITCHEN & TABLETOP GUIDE for expert tips on choosing the right appliances, cookware, and tableware for every meal. - https://www.kohls.com/feature/kitchen-tabletop-guide.jsp. Ergonomic handle helps to ensure control while keeping hands away from the blade, Lightweight, but sturdy design, Get professionally sharpened knives at home, Regular use will increase the longevity of your knives. Carbon steel, Hand wash, Manufacturer's limited lifetime warranty. For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140. Model no. 3900065, 15.5"L x 1.5"W x 1.5"D. Size: One Size. Color: Black. Gender: unisex. Age Group: adult. Material: OTHER MATERIAL.