Minimal in design but not in range, this polo has UPF 30 sun protection and wicking power to make it highly versatile for all-season wear. This shirt’s Omni-Shade fabric is a welcome slice of UV blocking insurance, along with Omni-Wick moisture fighting abilities to keep you comfortable all day. A classic, three-button Polo, sure to be your go-to shirt for any collared class event. Columbia offers this men’s polo in multiple colors and sizes. Available in extended sizing. 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.