A STRETCH FIT OFFERS SUPERIOR COMFORT WHILE CONTRAST STITCHING GIVES THIS BREATHABLE CAP VISUAL APPEAL. 100% COTTON IN FRONT TWO PANELS; 57/43 POLY/COTTON SPACER MESH IN MID AND BACK PANELS. STRUCTURED. MID PROFILE. STRETCH FIT CLOSURE. ADULT SIZES: S/M (6 7/8 - 7 1/4), M/L (7 1/8 - 7 1/2), L/XL (7 3/8 - 7 3/4).