NIKE Pro Combat Hyperwarm Thermal Compression Shirt Mens Medium Navy polyester/spandex blend Nike Pro Combat HyperWarm Thermal Long-Sleeved Mock Compression Shirt Navy Blue with Embroidered White Swoosh Made with Nike's Dri-Fit fabric to pull away sweat from your skin and help keep you drier, cooler and more focused on performance HyperWarm thermal insulation designed to help keep you warm when competing in cold conditions This garment helps keep you warm during competition to let you stay in peace performance mode longer