Herschel Sylas Bio Cap, Washed Black, O/S Featuring a soft textured exterior and a pre-curved brim, the six-panel Sylas cap utilizes a comfortable cotton fabric with a custom embroidered flag emblem. Pre-curved brim Cotton twill strap with brushed metal slip adjuster Tonal embroidered eyelets Signature striped front panel liner Engineered red and white striped rear tab Custom HSCO embroidered flag emblem imported.