Tiffeny is a professional triathlon swimmer, cyclist and runner. She is 15 years old and she's always dressed in a black long-sleeved full-body rubber wetsuit, a pair of pink swimming goggles, a pair of black rubber gloves, a blue swimming cap with her name on it and a pair of black swimming shoes. She competes in a special version of the triathlon where all the competitors are female and must keep their swimming gear on at all times during the events.