Under Armour Women's Tactical Breech Polo 95% Polyester/5% Elastane Imported Field-tested micro Pique construction has the durability to stand up to the toughest treatment Signature Moisture Transport System wicks sweat to keep you dry and light Armour Block neutralizes odor-causing microbes to keep your gear smelling fresher, longer Rib-knit collar with a 3-button placket for a clean, classic look