Meet a whole new kind of pocket protector. 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.

Martial arts instructor James Williams known for designing the Hissatsu and the Hisshou used his expertise in both design and personal defense to produce a simple tool that can easily live with you every day but excels at helping you break contact in a personal defense scenario. It doesn’t use a blade instead relying on the rigid strength of its lightweight Grivory handle to carry every ounce of force you can put into it.

A clean futuristic interpretation of one of the oldest and most basic tools the Defense Pen is a high-tech writing instrument that can be used as a self-defense enforcer if need be. With an ergonomic tapered handle weight of less than one ounce and affordable price there’s no reason not to have one with you at all times.