Top off your style with performance in the Sunday Afternoons(R) Adult Aerial Hat. Constructed of polyester materials, this ultra-lightweight hat has strategic crown ventilation for a cool and comfortable feel when the sun is out and shining bright. Wick away sweat and moisture and get exploring in the Aerial Hat. FEATURES: 2.5" brim baseball hat UPF 50+ sun rating Ultra-lightweight microfiber Strategic crown ventilation Wicking sweatband Stretch comfort adjustable sizing Style: S2A04499