Propper Men's Summerweight Tactical Long Sleeve Shirt 94% Nylon/6% Spandex Ripstop Imported Durable ultra-lightweight fabric wicks moisture away from the body keeping you cool, dry and comfortable UPF 50 for all day sun protection Additional side-access chest pocket with hook and loop closure Mesh-backed shoulder vent for breathability 4.2 oz 94% nylon / 6% spandex ripstop