Description: 1. Stainless steel material for food contact, durable and corrosion-resistant 2. Sharp blade, flat opening without burr 3. Wide knob, smooth rotation, easy to operate 4. Comfortable handle, easy to hold 5. Material: stainless steel 6. Size: aluminum handle model is about 21.5 x 5.3cm, wooden handle model is about 22.5 x 5.3cm 7. Weight: aluminum handle model about 293.5g, wooden handle model about 316g