Description of Ex Officio Give-N-Go™ Briefs Comfort that air-dries. High performance and low maintenance, these briefs are the perfect solution to over packed suitcases, and tricky climates. Features: 4 oz/sq yd Imported Travel-friendly Give-N-Go Stretch™: 94% Nylon/6% Spandex Air-dries within hours so you can wash as you go and pack fewer pairs Extremely breathable, moisture-wicking, odor resistant finish keeps you comfortable Terry elastic back and functional fly for ease Sizes: S-XXL Please be advised: White color underwear may have either a white or black top elastic band.