... Fair price Narrow Sides Bamboo Cotton Blend Seamless Knitted Underwear for Men Materials: 60% bamboo, 25% cotton, 15% polyamide and 5% ... symbols on waistband Available materials: Bamboo, polyamide and spandex (marked as bamboo brief) Bamboo, cotton, polyamide and spandex ( ... (marked as modal brief) Modal, cotton, polyamide and spandex (marked as modal cotton brief) Bamboo, modal, polyamide and spandex ...