The Simms GT TriComp Long Sleeve Shirt is a highly technical fly fishing shirt. Featuring action-back patterning for extended range of motion while casting and stretch knit sleeves, underarms and side panels, this shirt moves with you. Simms COR3 technology combines the trifecta of UPF 50 sun protection, moisture wicking and odor control to create the ideal men's long sleeve shirt. Simms Cool Control technology helps to regulate your body temperature during the day and laser-cut, welded zippered chest pockets and front snaps add stylish accents. With thoughtful features like an attached sunglass cloth and cording tab for tools, the GT TriComp Long Sleeve Shirt from Simms has anglers covered when they're on the water. COR3 technology combines sun protection, moisture wicking and odor control Simms Cool Control temperature regulating technology Action-back patterning and stretch knit for increased mobility Welded, zippered chest pocket for secure storage Chamois sunglass cleaner and cording tab for convenient tool storage.