Ex Officio was founded September 1, 1986 in Seattle, Washington and began it's business named as De Sar, Inc. It was in 1988, the Ex Officio brand label was introduced and in June 2004, K2 Inc. purchased Ex Officio. Ex Officio clothing comes in many assortments so we are sure we have what you are looking for. Whether it be socks, underwear, undershirts, robes, lingerie, shorts, or pants; these are all available for men, women or children. All great hikes start and end with happy feet. So try these EXOFFICIO Open Air Hiker Crew Sock for your next long walk or hike. The EXOFFICIO Women's Bikini Briefs moves when you move and keeps you comfortable. Perfect for traveling. The EXOFFICIO Men's Give-N-Go™ Stretch Moisture-Wicking Brief is the brief you will want with you at all times.