Features: Green Grivory handle for lightweight, low-profile writing. Slim design with grooves for a sure grip. Weighs less than an ounce for easy carry. Description: The James Williams designed Defense Pen from CRKT is a clean, futuristic tactical pen. It is not only a high-tech, low profile writing instrument, but it can be used for self-defense enforcer if need be. Made from Grivory, you'll find the materials provide excellent strength with incredible lightness. Former Army officer and martial arts instructor, James Williams applied his design expertise to this well-made tactical pens. The ink cartridge was developed for extreme environmental conditions. (Replaceable: SCHMIDT MegaLine 4889M) Take a look at more tactical pens that are sure to impress! And check out our huge pocket knife collection while you're here.