Men’s briefs Men’s sheer underwear made from nylon/spandex Machine wash Imported To-dye-for sheerness reveals your sense of style – and a whole lot more – with these erotic men's briefs from the Extreme underwear collection. Swapping psychedelic for seriously sexy, the Extreme Reef men's briefs feature a totally righteous sheer mesh tie-dye design that leaves little to the imagination. The briefs are also dyed to match the stretch trim, and offer a low-rise cut with contoured pouch to support you where it counts.