U.S. ARMY® AR21 sunglasses feature a metal frame in 2 colors. These shatter-resistant sunglasses offer 100% UVA/UVB protection in lightweight polycarbonate lenses. Wear the only look that pays tribute to the forces respected worldwide for their unwavering commitment to protecting America's freedom. OFFICIAL LICENSED PRODUCT OF THE U.S. ARMY® Official U.S. ARMY®Brand Insignia. Brand Approved by the U.S. Department of Defense. By federal law, licensing fees paid to the U.S. Army for use of its trademarks provide support to the Army®Trademark Licensing Program, and net licensing revenue is devoted to U.S. Army®Morale, Welfare, and Recreation programs. These are commercial products, not approved for combat use.