Huk: Uniting anglers through performance-engineered, technical gear designedto fuel your passion and pursuit no matter when, where or how you fish. HukIcon X Camo Long Sleeve Shirt : A Performance shirt that not only looks greatbut is comfortable and built with a durable poly-knit construction with meshunderarm and back SUN PROTECTION: This fishing shirt protects your skin fromthe sun's harmful rays - Huk added the most advanced sun-blocking +50 UPFmaterials to their apparel to block both UVA and UVB rays MOISTURE TRANSPORT:Keeping dry is critical to keeping warm on the cold water - Hydrophobic or"water-hating" quality within the fibers of this fishing shirt, transportsweat away from skin to the exterior of the shirt where it can evaporateefficiently I.C.E. Technology : I.C.E. (Internal Cooling Element) is a next toskin technology that creates a cooling effect. Fabrics feel cooler to thetouch, work to wick perspiration away from you skin, and dry at a more rapidrate to help cool your body