The Patagonia Women's Capilene Midweight Bottoms are a top-rated choice for women's Lycra base layer bottoms. These bottoms are made with a blend of polyester and spandex, offering a stretchy and comfortable fit. The Capilene Midweight fabric provides excellent insulation and moisture-wicking properties, making them suitable for a wide range of outdoor activities. The flatlock seams and elastic waistband ensure a comfortable and chafe-free fit. These base layer bottoms are available in different sizes and colors.