This American Strutter Hunter Green 'Performance' polymesh shirts is one of the most comfortable shirts available in the market today. Whether used as a base layer to help wick away perspiration, or worn as an everyday casual shirt, these shirts make a classy, tasteful statement. Also, these make excellent fishing outerwear as they have UPF30 Sunscreen Protection built into the threads. They are so lite and breathable that you can not even tell you have it on.