SHARPEN DULL OR DAMAGED BLADES IN SECONDS! BAVARIAN EDGE™ can bring back to life virtually any knife. Two independent spring-action sharpeners are made of ultra-hard tungsten carbide that flexes and contours to any blade or angle. Standard, serrated and Japanese knives can be made razor-sharp again in no time! Clean with a damp cloth. 7" H x 5" W x 3" D.