Show your pride with these custom military USAF, Army, Navy, USMC, USCG, Flag, POW and Patriotic Magnets. Personalize your car, truck, RV, home, office or garage. Our magnets are 30 mil with 14 poles per square inch, manufactured in the USA. The round magnets are sized 3" or 4" inches (W)ide. The rectangular magnets are sized 8" (W)ide by 4" (H)igh.