Front: 65% Polyester / 35% Cotton | Back: 100% Polyester; Structured Firm Front Panel Flexible Fit; 6 Panel Fitted Cap; Seamed Front Panels with Buckram; Pro Stitch on Front Panels; 2 Sewn Eyelets on Front Panels; 6 Rows of Stitching on Visor; Matching Color Undervisor; OTTO FLEX Sweatband - Stretchable, Antibacterial, Anti-Odor and Moisture Wicking; Enclosed Closure