WITH SOLARERA„¢ 50+ UV PROTECTION, MICROERA„¢ ODOR-CONTROLLING TECHNOLOGY AND COOLERA„¢ SWEAT-WICKING TECHNOLOGY, THIS TEXTURED CAP ALSO HAS THE COMFORT OF A STRETCH FIT. 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).