The design that started a movement. The Crye Precision G3 Combat Shirt™ is a combat-specific garment specifically designed to be worn under body armor. It keeps you cool with wicking, lightweight, high-performance, flame-resistant DRIFIRE® torso fabric and reinforced Mil-Spec 50/50 NYCO ripstop sleeves. Designed for use with Crye Precision patented removable AIRFLEX™ Combat Elbow Pads. The G3 Combat Shirt™ features a zip collar that allows easy donning and doffing while keeping slings, straps, and brass off your neck. It can be matched with Crye Precision G3 Combat Pants and the Aclima Hotwool Polo or Aclima Woolnet Crew Neck Shirt as base layer.