Under Armour Big Girls' HeatGear Sonic Shorts Fitted: Next-to-skin without the squeeze Super-light HeatGear fabric delivers superior coverage without weighing you down Signature Moisture Transport System wicks sweat to keep you dry and light Lightweight, 4-way stretch fabrication improves range of motion and dries faster Smooth flatlock seams prevent chafing, ide, flat front waistband delivers superior coverage and a seamless silhouette