Under Armour HeatGear Mid Shorty Shorts Womens The Womens Under Armour HeatGear Mid Shorty Shorts are perfect for your workout session, crafted with a wide high waistband coupled with flat lock seams that help to reduce skin irritation. Heat Gear technology helps to wick sweat away from the skin to keep you feeling focused and dry, finished off with the Under Armour branding to the waistband.