FIT & DESIGN: Practice Ready short sleeve 1/4 zip pullover Moisture Wicking to keep you dry all practice UPF 30+ 2-Way Stretch to stay with you as you move Underarm gusset with mesh piecing Internal adjustable bungee keeps pullover in place as you move Upper back vent with mesh under layer Front pockets to hold anything you need ADDITIONAL DETAILS: Rated According to ASTM D6603. UV coverage limited to the area covered by the garment. 90% Polyester, 10% Spandex