Bali One Smooth U Modern Microfiber Brief Panty (DFMMMB). The Bali One Smooth U Modern Microfiber Brief Panty DFMMMB is opaque smooth knit and has self-lined waistband with scalloped lace trim. Brief panty has high rise styling and gives full rear coverage. Bali''s One Smooth U Modern Microfiber Brief Panty is made of nylon/spandex.