The Adidas Women's Techfit Base Long Tights are a top-rated choice for women's athletic base layer bottoms on Amazon. These tights are made with Adidas' Techfit fabric, which provides compression support to help reduce muscle vibration and increase efficiency. The moisture-wicking material keeps you dry and comfortable during intense workouts. The flatlock seams reduce chafing and irritation, while the elastic waistband ensures a secure fit. These base layer bottoms are perfect for a variety of activities, from running to yoga. With their high-quality construction and performance, they are a favorite among athletes and fitness enthusiasts.