ASICS Women's Thermal Extra Protection 1/2 Zip Top 84% Polyester, 16% Spandex Imported Asymmetrical sleeves and reflective flatlock stitch construction provide added visibility and enhanced styling Zippered mock neck with wind panel and zipper garage for enhanced all-weather protection Reflective logos offer 360 degree reflectivity in low-light training Thumb holes at cuffs provide added cold weather coverage Zippered stash pocket with extra media pocket and media cord opening