The Nike Swim Heather Swoosh Outline Hydroguard offers a lightweight, breathable half-sleeve shirt with Dri-FIT and UV-protective fabric that helps him remain dry, cool, and comfortable. It features flat interior seams for reduced chafing, and internal neck tape provides enhanced comfort. Flat seams move smoothly against your skin to enhance comfort. Internal Nike Swim neck tape provides additional comfort. Center Front Swoosh screen-print. Regular Fit. UV Protection (UPF 40+). 100% polyester heathered jersey Dri-FIT. Imported.