With enhanced sleeve and cuff construction for extra coverage, the SolarFlex Crewneck is the lightweight, sun-protective UPF 50+ shirt that brings a fresh approach to those sweltering summer fishing days. Built with Simms' highest performing solar protective knit fabric that feels smooth to the touch, stretches for comfort, dries fast and keeps you odor-free with HeiQ Fresh and HeiQ Stain Away. Crewneck opening with cover stitch seam for a clean finish. Single panel under sleeves and side body for extended movement and reach. Extended sleeve length with envelope thumbholes and a center finger loop for back-of-hand sun protection.