Ex Officio Everyday Breathable Wicking Anti Odor Boxer Brief (E14103). The Ex Officio Everyday Breathable Wicking Anti Odor Boxer Brief E14103 stands apart from other underwear with its anti-odor treated knit, moisture wicking, flatlock seams, mid-rise styling, contour pouch, and soft elastic waistband. Boxer brief is flyless. Ex Officio's Everyday Breathable Wicking Anti Odor Boxer Brief is made of viscose/spandex.