Test, improve and develop your butterfly knife flipping skills with your Caliber Gourmet Butterfly Knife Comb, this practice butterfly knife comb will keep you safe from injury as a beginner. The perfect on the go comb for hair and beard grooming. Perfect to take along on camping and hunting trips, great for hikes, picnics and dates. Flip open your Caliber Gourmet Butterfly Knife Comb and with the flick of your wrist, show off those butterfly flipping skills to entertain and impress your friends. No sharp edges, no offensive blade, ideal for flipping and training.