High quality t-shirt, made to wear under your shirt. The V is cut so that you can easily wear it under your shirt with the two top buttons opend, without the t-shirt being visible. The fit of the t-shirt is made so that it won't wrinkle when worn underneath your shirt. Wear your t-shirt under your shirt when it its cold or when it's hot, thus absorbing any moist before leaving unflattering patches. Or simply just wear it as a normal t-shirt.