The Under Armour Women's HeatGear Armour Compression Leggings are one of the most popular compression base layer tights on Amazon. These leggings are designed to provide a tight, supportive fit that helps improve muscle endurance and reduce fatigue. They are made with Under Armour's HeatGear fabric, which wicks away sweat and dries quickly to keep you cool and comfortable during your workouts. The leggings also feature a wide waistband for a secure fit and a hidden pocket for small essentials. With their stylish design and high-performance features, it's no wonder these leggings are a top choice among women looking for compression base layer tights.