USAF T-Shirt - Finger Four Formation Though originally a part of the Army until 1947, the United States Air Force has been flying, fighting, and winning since 1907. Our Air Force not only puts forth tireless dedication to protect us in both air and space aspects, but also provides aid and relief around the world when called upon. Aim High! Shop our collection of Officially Licensed United States Air Force Graphics. Our USAF - Thunderbirds Tees are crafted with the following details: Unisex fit for a classic sleeve fit for men and a relaxed "Boyfriend" fit for women 100% Combed, Ring-Spun Cotton Ultra-comfortable and soft for all-day comfort Tagless, itch-free design Ribbed Collar that won't lose its shape Double Needle Stitching for Durability Machine Wash on Cold Tumble Dry on Low Designed in the United States