ExOfficio Give-N-Go Boxers Mens - The Mens Ex Officio Give-N-Go Boxers are for born travelers. These Boxer shorts are made from a synthetic blend of nylon and spandex, so they're quick drying. In fact, they air-dry within hours so you can wash as you go and pack fewer pairs. An extremely breathable, moisture-wicking, antimicrobial finish keeps you comfortable in these ExOfficio boxers no matter where your adventures take you. The Ex Officio Give-N-Go Boxers have a terry elastic back and functional fly for ease.