98% cotton, 2% spandex; Spandex sweatband retains shape; Silver underbill; 6-panel, structured, mid-profile; 3" crown; Eight-row stitching on bill; Hard buckram backed front panels; Taped seams; S/M: 6 3/4" - 7 1/4"; L/XL: 7 1/8" - 7 5/8"