97 Cotton 3 Spandex, Structured, Firm Front Panel, Flexible Fit. 6 Panel Fitted Cap Seamed Front Panel with Full Buckram 6 Sewn Eyelets Flat Visor 8 Rows Stitching on Visor Matching Color Undervisor OTTO FLEX Stretchable Sweatband - A snug, flexible fit with antibacterial, anti-odor and moisture wicking properties Enclosed back for a clean, sleek appearance U.S. Patent 6,347,410 Available in SM (56cm -59cm7 - 7 38 22 -23.2) LXL (59cm - 62cm7 38 - 7 34 23.2 - 24.4)