Designed specifically for anglers, this lightweight nylon shirt dries fast, keeps you cool, and protects against UV rays. Mesh-lined back vents make it perfect in hot, humid weather, and tabs let you securely roll up your sleeves. A fishing-ready button-up shirt with a fold-over collar. Expect Columbia's best sun protection tech to help prevent skin damage during long excursions. The fabric provides UPF 50 UVA and UVB protection, while the smooth Tactel nylon taffeta fabric is lightweight and dries quickly. Four self-draining pockets at the chest, along with a gear loop, and rod holder keeps things handy while you work on your next lure. Relaxed Fit. To ensure the size you choose is right, utilize our sizing chart and the following measurement instructions: For the chest, measure at the fullest part of the chest, under the armpits and over the shoulder blades, keeping the tape measure firm and level.