SIMMS SOLARFLEX ULTRA-COOL ARMOR – New Avra fabric technology provides UPF50 with a cool & dry combination for maximum performance and comfort. It evaporates moisture up to 50% faster than conventional polyester creating an awesome cooling effect. Great fabric “weight” for all body shapes, this 2019 IFTD award winner raises the bar in what a fishing shirt can be. Patented construction with integrated sun-gaiter, hood envelope for securing the bill of your hat, sunglass cleaning shammy built-in the inner hem, and bi-component mesh panels under the arms and along the body. Full coverage hood allows for a cool and comfortable refuge from the heat and intensity of the sun. When not in use, the integrated Sungaiter stows comfortably and out-of-the-way, flat along the inside back of the shirt. Built in anti-microbial odor control. Color is Cloud-Camo- Grey in SIZES: S(chest 36"-38"), M(39-41), L(42-44), XL(46-48), XXL(49-51).