17 countries. 6 weeks. One pair of award-winning underwear. (Ok, maybe two.) Join the ExOfficio travel underwear revolution. Just toss your Give-N-Go underwear in the laundry or wash them in a sink. Hang them on the line, and within hours you will have a fresh, dry base layer. Breathable, lightweight, and long-wearing, add them to your carry-on for every trip, and soon they'll replace everything else in your underwear drawer.