The Thailand 16 Baht 3-in-1 Banknote was issued by the Government of Thailand in 2007 to commemorate the 80th birthday of Rama IX in 2007. The uncut sheet contains specimens of 1-, 5-, and 10-baht banknotes amounting to 16 baht. The banknote sheet has blue, brown, green, and gold colors. Its obverse side shows facsimiles of the old 1-, 5-, and 10-baht banknotes. Its reverse side depicts scenes from the life of Rama IX. Security features include a solid security thread with demetalized Thai text and a watermark that shows the constitution on a decorated tray and pedestal. It measures 147 mm x 229 mm and is printed on polymer. This commemorative specimen banknote is in uncirculated condition and is in an album.