Armycrew Oversize XXL Thin Blue Line USA Flag Patch 5 Panel Flatbill Snapback Mesh Cap. Made of 47% Cotton, 25% Polyester and 28% Nylon. Great quality oversized XXL Original Flexfit Brand Cap for those with big head sizes. 5 Panels, High profile. Structured hat. Fitted with an inner hatband. High Quality Patch. Fitted with an adjustable plastic snap closure.