Air Force updates to AFI-36-2903, Dress and Personal Appearance
The Air Force announced a series of uniform updates to Air Force Instruction 36-2903, Dress and Personal Appearance of Air Force Personnel, effective July 13, 2018.
http://www.af.mil/News/Article-Display/Article/1576102/air-force-updates-to-afi-36-2903-dress-and-personal-appearance/ DoD News