Good cooks agree: the safest knife is a sharp knife, because sharpness allows for better control. Sharpen up with our fine long lasting ceramic stones, great for both straight and serrated blades. Sturdy non-slip feet and a grip-tight handle will help you keep blades facing safely down. Collapses for storage. Safely pull-through strokes for straight or serrated edges. Long lasting ceramic grinding stones for fine edges. Space saving collapsible design. Secure non-slip feet. Grip-tight handle.