Under Armour continues to push the limits of activewear with this Shorebreak Women's Iso-Chill long sleeve shirt. The ribbon-shaped "Iso-Chill" nylon fiber design disperses heat, giving an instant feeling of cool the moment you pull it on. Integrated titanium dioxide offers valuable UV protection and also pulls away more heat. The Shorebreak gives you both protection and comfort, for all-day work or play.