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 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 STAIN RELEASE: Because fishing can be dirty, Huk added a special stain release treatment that not only enables stains to be easily washed out but also resists oily substances from attaching to the garment in the first place SUPERIOR BREATHABILITY: Keep your skin dry and comfortable on the water - Huk performance shirts includes special fibers that transport sweat away from the skin and synthetic materials that allow air to pass through to create superior breath-ability