Men's sports innerwear tops, long-sleeved, winter, fleece-lined, stretch undershirt, compression wear 【Heat retention and cold protection + sweat absorption and quick drying】 90% polyester, 10% synthetic fiber (Spandex) Heat retention and cold protection/breathable and quick-drying: The fleece-lined design effectively controls the body's temperature, providing excellent heat retention, feeling approximately 3 degrees warmer than regular innerwear. At the same time, it has excellent breathability and quick-drying properties, reducing body chills caused by water and sweat, and maintaining a comfortable wearing experience for a long time. UV protection/sweat absorption and odor control: Cuts over 99% of UV rays, protecting the skin during outdoor activities. It also quickly absorbs and disperses sweat, suppressing the generation of sweat odor and keeping you clean. Power stretch: The power stretch material, which is stretchable and adheres to the skin, puts moderate pressure on the body, supporting muscle movement and assisting in the correct use of muscles. Flatlock seams: Sewing technology that finishes the seams flat, significantly reducing friction on the parts that come into contact with the skin, and realizing a soft feel. Active in various scenes: Applicable not only for outdoor activities such as hiking, running, and skiing in autumn and winter, but also as innerwear for daily commutes and train travel, as well as for indoor stretching and relaxing at home in the cold season. Provides comfort that stays close to your body anytime, anywhere. 9-555$$980