The SolarFlexA(R) Hoody stretches hot-day performance with a mobility-minded, UPF 50+ rated construction, essential back-of-hand sun coverage and a hood closure that locks in protection for full-throttle boat runs and sunny 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 3-panel hood designed to shield from the sun and stay on with a stretch binding and snap closure Extended sleeve length with envelope thumbholes and a center finger loop for back-of-hand sun protection Combination of merrow seams & flat-seam construction for maximum comfort FABRIC TECH: Body - 92% polyester/ 8% spandex 143 gsm single jersey knit finished with HeiQ Fresh FFL, MM and Stain Away