Angler's looking for a tech heavy button-up shirt can find almost everything with the Bionic Long Sleeve. AFTCO Pro's love wearing this shirt in hot conditions as it comes with Vertical rear venting to keep them cool along with AFBLOCK sun protection to keep from melting in the sun. With antimicrobial treatment for odor control and made with AFLITE - the ultralight fabric this shirt will be everything you need to catch the fish of a lifetime.