Make your passion for fishing known with this performance shirt, featuring UPF 50 sun protection and enhanced wicking power. This tech loaded tee is necessity for any day out on the ocean, lake, or river. This shirt features Omni-Shade tech to block and shield you from harmful UVA and UVB sun rays, while the quick-drying Omni-Wick fabric pulls perspiration away from the skin for comfortable all-day wear. Columbia offers this t-shirt in multiple staple colors and sizes. Extended sizing available. Regular 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