Farmunion New Practice Balisong Metal Butterfly Steel Trainer Dull Knife Black & White 100% brand new and high quality This item is just for Practice usage. The blade has holes , so it can't not be sharpened. This complies to ebay's weapons policy All of the products we sell are brand new, safe, from smoke-free environment and high quality This is a perfect one if you are a butterfly knives lover. You can practice without harmful