Under Armour Kids Womens Play Up Polo (Big Kids) 100% Polyester Under Armour Girls' Size Chart Play with the best in this Under Armour&reg; Kids Play Up Polo. Loose fit is a generous, full cut for ultimate comfort and unrestricted mobility. HeatGear&reg; technology pulls perspiration away from the skin and pushes it towards the surface for rapid evaporation. Moisture Transport System wicks perspiration away from the body and towards the surface where it can evaporate. Anti-odor technology repels odor and inhibits bacterial growth for prolonged freshness. Four-way stretch allows a wider range of movement and accelerates dry time. Standard polo collar with button placket. Short sleeves. Straight hemline. UA logo at left chest. 100% polyester. Machine wash and dry. Imported. Measurements: Length: 20 in Product measurements were taken