The ASICS Women's Lite-Show Long Sleeve is a top-rated base layer top for women's running on Amazon. It is made of a lightweight and breathable fabric that provides excellent moisture management and breathability. The top features ASICS' Lite-Show technology, which provides 360-degree reflectivity for enhanced visibility in low-light conditions. It has a slim fit and a crew neck design for a sleek and stylish look. The thumbholes on the sleeves offer extra coverage and help keep your hands warm during your runs. Whether you're running in the early morning or late at night, this base layer top is a reliable choice for women's running.