CRKT Williams Defense Pen - Keep it in your backpack, purse, pocket, or anywhere you normally carry a pen, because that's exactly what it is. Everyone else will see it as a stylish writing instrument-and they won't be wrong-but you'll know that it's more than that. Should the need arise, the Williams Defense Pen is ready to strike. Features Discreet Convenience: Low profile writing pen Strong And Lightweight: Grivory handle combines strength with minimal weight Write Anywhere: Ink cartridge developed for extreme environmental conditions