Check the listing for details. Butterfly Trainer Knife Practice Balisong Dull Training Tool Metal Black Silver. Condition: New. Listed at 6.95 USD. Welcome to Kumbala eBay Store Description: - 100% Brand New - ULTRA QUALITY - Durably built and stylish butterfly knife. High quality knife makes you to practice with confidence without getting hurt. - Well-maded butterfly knife trainers has solid pin structure and copper washer setup with a spring latch, which ensure knives last long. - NO CUTTING YOURSELF - Butterfly knife trainer is perfect for learning how to use real things without cutting and hurting your hands. - The unsharpened blade of our practice butterfly knife will keep you away from danger as a beginner. - RISK FREE AND SAFE - Practice butterfly knife does not include sharp blade and it is perfect for learning how to it before using real blade version. - Away from cuts and bruise to your hand and wrist. - GOOD BALANCE - Handles are skeletonized which can reduce weight. - Calculated perfect weight balance of these butterfly knife trainer. Perfect center of mass to ensure you can flip it smoothly. - WISE CHOICE - Ergonomic and polished handle. Capable for lots of fancy actions. - A perfect gift for your friends to butterfly knives lover. Included in this package: - 1X Butterfly Dull Knife - Please choose your favorite color. Shipped according to your selection Warranty & Customer Service: 30 days money back 12 months seller's guarantee, 24 Hours friendly customer service!