Amazon.com: Tilley unisex adult Ltm6 Airflo Broad Brim 。Tilley Endurables LTM6 AIRFLO Hat in Khaki Mesh Crown Ventilation UPF, NWOT New without tags Perfect condition Unisex 3.35” brim Size 7 1/4 =22.8” head circumference • Hat offers excellent UV protection with a UPF 50 rating • Wide, stiff brim keeps the sun and rain off your face and neck • Closed-cell foam in the top makes hat float if it goes overboard, making it a great companion for boating, too • Hidden hook-and-loop pocket in the crown for storage of ID, hotel key or money • Soft, comfortable Hydrofil® band wicks away perspiration • Special cord wraps under chin and back of head to keep hat in place in high winds • Machine-washable fabric repels rain and mildew