Under Armour Heatgear Compression Tight Womens Black Wow Imported Super-light UA 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 construction improves mobility and maintains shape. Anti-microbial technology helps keep your gear fresher, longer. Flat, yoga-inspired waistband with a rise that sits just right on your hips.