Yupoong Flexfit? Cool & Dry 6-Panel Cap (OS / WHITE) [Apparel] 97% polyester, 3% spandex 97% polyester 3% spandex; 6-panel structured mid-profile; Cool & Dry&#174; fabric keeps perspiration away lets air in; Eight-row stitching on bill; Hard buckram backed front panels; Sewn eyelets and Silver underbil; Spandex sweatband retains shape;