From IBKUL, this top features: Quarter zip mock neckline Long set in sleeves IceFil® technology fabric by converting sweat to refrigerant Cooling your skin 3 to 5 degrees Built-in UPF 50+ offers superior sun protection Moisture-wicking, fast drying fabric keeps you comfortable Antimicrobial for odor protection Mesh under sleeves facilitate additional airflow to keep you cool Ultra-smooth and lightweight to the touch Straight hemline Quarter zip front placket closure Nylon/polyurethane Machine wash/tumble dry Imported.