The SwampButt Underwear Gift Card! Out of time? Got no ideas? Send a SwampButt Underwear Gift Card. Anyone who receives one will be delighted with the comfort, fit, and sweat wicking qualities of SwampButt Underwear. Made In The USA from lycra and spandex, SwampButt Underwear will wick and help evaporate sweat much faster than any other or traditional brand of underwear. We promise.