Day or night, rain or shine, Nike Running Division offers the features you need to navigate the concrete, cars and crosswalks of the paved landscape. This Therma-FIT long-sleeve top is designed to help you stay in an optimal temperature range with its soft fabric and cooling zones. Nike Therma-FIT ADV technology combines heat-regulating fabric with advanced engineering and features to help keep you warm in cold-weather conditions.Its slim-fit design hugs your body to help you feel confident with every mile.