Automatic Push Button Folding Comb Switchblade Knife Black Pearl Handle - Tophatter's Inc. Weapons Store OnlineThis is the 9" Black Faux Pearl Handle Automatic Deploying Comb Switchblade Stiletto Hair Brush. What the quickest way to comb your hair? By using this automatic switch comb, you can deploy a stainless steel comb and use it while looking cool. Featuring a safety lever and a reversible belt clip, this little automatic comb can fit in your pocket for any occasion that you might need to comb your hair. Specifications: Opened Length: 9" Closed Length: 5.