Whether cruising around town, commuting, or hitting the trail, the Women's Boy Undershort II is convenient and reliable. Great under jeans, baggies, or a pair of athletic shorts, the Women's Boy Undershort II is convenient and reliable. They're made of technical polyester-merino blend material, which feels great against skin and provides all the natural stretch you need. For an incredibly comfortable ride from dawn until dusk, the shorts are equipped with an elastic interface pad and non-binding waistband. Gear up and get after it.