17 countries. 6 weeks. One T-Shirt. (Ok, maybe two.) join the thousands of people who have discovered the ExOfficio underwear revolution. Just toss your Give-N-Go V-neck tee in the laundry or wash it in a sink. Within hours you will have a clean, dry shirt. Breathable, lightweight, odor resistant and long-wearing, you will toss it into your carry-on for every trip.