HUK: Uniting anglers through performance-engineered, technical gear designed to fuel your passion and pursuit no matter when, where or how you fish SUN PROTECTION: This fishing shirt protects your skin from the sun's harmful rays - Huk added the most advanced sun-blocking +50 UPF materials to their apparel to block both UVA and UVB rays MOISTURE TRANSPORT: Keeping dry is critical to keeping warm on the cold water - this shirt's material has hydrophobic qualities to transports water & sweat away from the skin COOLING FIBERS: Cooling fibers work to remove heat from the surface of your skin, helping to dump body heat and keep you more comfortable and on the water longer