97% Cotton 3% Spandex, Structured, Firm Front Panel, Low-Fitting. 6 panel cap; Seamed Front Panel with Full Buckram; 6 Sewn Eyelets; Precurve Visor; 8 Rows Stitching on Visor; Matching Color Undervisor; U.S. Patent 6493880; Available in S/M (56cm -59cm/7 - 7 3/8 /22" -23.2") & L/XL (59cm - 62cm/7 3/8 - 7 3/4 /23.2" - 24.4"); This Style Replaces 94-520; Colors 001, 003, 004, 032 only available in S/M