142066 Superior Breathability Our semi-unstructured Mesh Hat is adjustable and made of a 100% polyester mesh fabric and features venting throughout for maximum breathability. 100% Polyester Mesh6 Panel ConstructionKnit Interior SweatbandAdjustable Hook & Loop ClosureMedium Profile DepthFabric Button TopStandard Curve Brim with 8 Rows of Top StitchingImported