Staff Sergeant Od (Olive Drab) and Blue US Air Force USAF Chevrons Rank Military Army Morale Applique Embroidered Sew on Iron on Emblem Badge Patch By Ranger Return (STAFF-RANK-OD) 1 Piece USAF CHEVRONS Staff Sergeant OD Patch Measures: 4"x3" (W x H) Sew/Iron on Embroidered Patch 100% High Quality, Detailed Embroidery "Ranger Return" brand is Registered Trademark in United States