Nike Dry Momentum Older Kids' (Boys') Golf Polo Boys, Kids, White, Size. sweat-wicking comfort the nike dry momentum older kids' (boys') golf polo features smooth, sweat-wicking fabric for breathable comfort on the course. benefits dri-fit technology helps keep you dry and comfortable allover perforations enhance breathability blade collar with two-button placket for a custom fit product details fabric: dri-fit 100% recycled polyester machine wash imported.