Oakley's Standard Issue OAKDEF Crest Grey Patch is made with high quality embroidery and hook and loop attachment. These patches are great for helmets, tactical vests, backpacks, and any other place made for hook and loop patches. Features of Oakley SI OAKDEF Crest Grey Patch Hook and Loop Attachment 3" x 2" High Quality Embroidered Design Oakley Standard Issue OAKDEF Crest Grey Patch 101-668-001