These are military velcro patches issued for Friend or Foe identification. The flag is made of material that reflects when viewed under IR light.
Patches and Insignia
Wilderness survival fm 2176 by C-Media Group - Issuu
Word Frequency
3.5 x 2 Reversed Tactical Infrared Reflective US Flag (Ultra Durable) 3M Combat Patch : Sports & Outdoors
The Grand Union Flag – Texas 144.1, Flag Patches
Reversed Black and Ranger Green Infrared Reflective USA Flag Military Patch : Clothing, Shoes & Jewelry
Patches and Insignia
Made from the most high quality American made materials Reflects only IR light 3.5 x 2 size 100% made in the USA
3.5 x 2 Reversed Tactical Infrared Reflective US Flag (Ultra Durable) 3M Combat Patch
Republican House Agenda and 2010 Elections
American Flag Patch
Reverse Flag Patch Explained