DRIFIRE FORTREX FR Combat Shirt - NAVAIR - Men's Short Sage Green Medium. This Flight Suit from the experts at Dri Fire features increased durability and performance a unique design that improves fit and range of motion while minimizing snag hazards. Adjustable side tabs for customized fit. The DRIFIRE FORTREX FR Combat Shirt - NAVAIR are rated by Navy and USMC as "Safe to Fly". Specifications for DRIFIRE FORTREX FR Combat Shirt - NAVAIR - Men's: Manufacturer: DRIFIRE Age Group: Adults Apparel Fit: Regular Gender: Male Application: Combat Military Sleeve Type: Long Sleeve Fabric/Material: 4.5 oz. FORTREX FR Fabric Compliance: Berry Compliant Moisture Wicking: Yes Odor Control/Anti Bacterial: Yes Fire Resistant: Yes Features of DRIFIRE FORTREX FR Combat Shirt - NAVAIR - Men's NAVAIR approved Comfortable FR jersey torso fabric Multi-environment colors hide dirt and minimize overheating Zippered neck closure Works as a system with the DRIFIRE FORTREX 2-Piece Flight Suit interchangeable with jacket Navy and USMC "safe to fly" Lightweight and durable fabric made with proprietary DRIFIRE FORTREX Inherent and permanent flame resistance moisture management and odor control Dries up to three times faster than cotton Excellent tensile and tear strengths Cool breathable FR fabric minimizes heat build up Patent number: US 9745689 Package Contents: DRIFIRE FORTREX FR Combat Shirt - NAVAIR - Men's DRIFIRE DF2-7129-CS-450-SG-MDS: FORTREX FR Combat Shirt - NAVAIR - Men's Short Sage Green Medium