DuluthFlex Dry on the Fly Shorts: Dry Fast, Flex Easy The smooth-but-rugged fabric dries in a blink and wicks moisture from skin, so you'll be feeling dry and comfortable within minutes of encountering any soggy situation. On the back, the streamlined comfort waistband with flexible elastic panels helps provide just the right fit for you. Even better, we've built in DuluthFlex technology for ample stretch and constriction-free crouching. 7 total pockets give you plenty of spots to stash your stuff. UPF 50 to protect against the sun's harsh rays.