Men’s swim briefs Men’s bikini swimsuit made from nylon/spandex jersey Machine wash Imported Go for a bolder look at the beach or pool with these eye-catching men's swim briefs from Body Tech. Noted for edgy underwear designs, Body Tech takes the plunge into men's swimwear with the Body Tech Brasilia Swim Briefs, featuring upbeat colors and a hip muscle-beach style. This men's bikini-style swimsuit offers strategic striping and a contoured pouch, bringing focus front and center. Covered elastic waist with tie detail. Made from a nylon-spandex jersey blend with tricot-lined front.