Approved for wear with USAF duty uniform starting 14 Jun 2021 Meets all requirements in updated AFI 36-2903 Classic six panel unstructured baseball cap design 57/43 nylon cotton OCP ristop front and bill 100% polyester mesh side and back panels 1" x 4" loop field across back for nametape The Squared Away Air Force OCP Tactical Mesh Cap meets the updated US Air Force AFI 36-2903 requirements for dress and appearance. This cap features a classic unstructured six panel design, breathable mesh backing and durable OCP ripstop front and bill.