Sun and moisture are no problem for this versatile, lightweight, highly breathable shirt. Relaxed styling makes it perfect for outdoor or indoor wear. 2.2-ounce, 100% polyester poplin; 2.5-ounce, 100% polyester poplin (White); Moisture-wicking; UPF rating of 30; Hidden button-down collar; Dyed-to-match buttons; Two chest pockets with concealment flaps and hook and loop closures; Vented back panel with mesh ventilation; Straight hem with side vents