CONBEE Skeleton Pattern BALISONG Practice Butterfly Trainer Knife Stainless Steel Blunt Training Knife Dull Tool Cartoon Design Handle CONBEE Skeleton Pattern BALISONG Practice Butterfly Trainer Knife Red/Blue/White Material: Stainless Steel Blade Length: 8.5 cm,Handle Length: 13.3 cm,Overall Length: 23.3 cm Handle Type: Spring Latch This is a perfect one if you are a butterfly knives lover,You can practice without harmful;NOTE:This item is just for Practice usage. The blade has holes , so it can't not be sharpened