Klimpaloon

The Klimpaloon or Klimpaloon, the Magical Old-Timey Bathing Suit Who Lives in the Himalayas is a magical, old-timey green-and-white-striped bathing suit which, according to legend, resides in the Himalayan mountain range of India
It makes a distinct call of "nang-nang-nang-nang". Docile in nature. Has teeth, but does not eat.
Living old-timey bathing suit. Green and white striped in appearance. Born in or before 1883, making him at least 133 years old.