【Brand and Model】 Nike's Pro Combat series is high-performance compression wear designed for athletes. It is particularly characterized by a design that emphasizes ease of movement and fit. 【Material and Features】 This shirt is made of polyester and spandex, and Dri-FIT technology quickly absorbs sweat to keep you comfortable. The compression fit provides muscle support and improves performance. 【Usage】 As underwear ideal for mountain climbing and outdoor activities, it helps regulate body temperature and provides ease of movement. It is especially effective during exercise in cold climates. - Brand: Nike - Model Name: Pro Combat - Material: Polyester, Spandex - Size: M - Features: Dri-FIT, Compression After being used a few times indoors by a junior high school boy, it was cleaned and stored in a closet. The product is clean with no visible stains. It's an item that seems useful for training. Although the size is M, an adult male who usually wears M size could not wear it because it was too tight. It is probably equivalent to a men's S size. I have taken measurements, so please use them as a reference. Shoulder width: 43cm Sleeve length: 55cm Body width: 38cm Length: 65cm Please forgive any slight errors as these are amateur measurements. It is also listed on other sites, so it may end without notice. Please understand. It will be shipped in simple packaging. Please understand that this is a home-stored item before considering a purchase.