PFG Slack Tide™ Corvette Camp Shirt from Columbia. This super-light and casual button-up is built with sweat-wicking fabric, UPF 50, and back venting-making it an easy go-anywhere, wear-anytime shirt. Features Omni-WICK™ technology that disperses moisture away from the body for quick evaporation keeping you dry and comfortable. Plus, Omni-SHADE™ sun protection technology that helps block damaging UV rays from reaching your skin, allowing for more carefree hours in the sun. UPF 50 protection. Sunglass cleaning patch. Utility loop. 100% polyester.