From Survivor Blood vs Water, season 27 (2013) is the returnee tribe aka Galang's yellow tribe beach flag, the flag features pieces of bamboo to keep it's shape and features the signatures of all the Galang tribe members - Rupert, Colton, Candice, Ket, Laura, Aras, Tina and Gervase and can be easily matched up with it's holes/bamboo.
