OTTO CAP 6 Panel Low Profile Mesh Back Trucker Hat - Denim 2 Solid Colors Available Front: 100% Cotton  Back: 100% Polyester Mesh, Structured, Firm Front Panel, Low-Fitting. 6 panel cap; Seamed Front Panel with Full Buckram; 6 Sewn Eyelets ; Pro Stitch on Crown; 4 Rows White Stitching on Visor; Matching Fabric Undervisor; Matching Color Sweatband; Matching Fabric Adjustable Strap with Black Metal Buckle, Insert in Sweatband; Size: OSFM - Adult (58cm/22.8")