Description of Ex Officio Give-N-Go™ Boxer Briefs Your trip just got more comfortable. These Give-N-Go Boxer Briefs have built-in features to keep you dry and fresh, even if your flight flies over more than one sunset. ExOfficio clothing field-tested and approved by the African Wildlife Foundation. Features: Travel-friendly Give-N-Go Stretch™ -- 94% Nylon / 6% Lycra® Spandex. 4 oz/sq yd Imported. Air-dries within hours so you can wash as you go and pack fewer pairs Extremely breathable and moisture wicking with an odor resistant finish to keep you comfortable Terry elastic back and functional fly for ease 3” inseam