Front: 60% Cotton 40% Polyester Back: 100% Polyester Mesh, Structured, Firm Front . 6 Panel Cap ; Seamed Front Panel w/ Buckram ; 2 Sewn Eyelets; 8 Rows Stitching on Visor ; Black Sweatband ; Plastic Snap Closure; Size: OSFM - Adult (58cm/22.8")