UNITED STATES AirForce USAAF WWII 1941-47 USAF US Navy Aircraft Roundels 2.8" (70mm) Vinyl Stickers, Decals x4 4 vinyl stickers, 7cm X 3.9cm each (approx. 2.8" X 1.5") Precision computer cut adhesive waterproof vinyl stickers Suitable for indoor and outdoor use Very simple to apply and remove