the time of entry. A triangular multi colored entry stamp was used until 2015. An exit stamp is also applied to all passports when leaving the country. Exit stamp in use at present is rectangular in shape and black in color. Philippines At airports, red ink is applied for arrivals/entry while green is applied for departure/exit. As a general rule, passports of all travelers regardless of their nationality (including Philippine passport holders), need to be stamped at both entry and exit points. The attending officer also writes down the flight number and stamps the passenger's boarding pass upon departure with the same stamp that is used for departure. The shape and/or designs of the stamps are changed every five to six years. Recently, Philippine passport holders may opt arriving via E-gate, wherein a sticker will be printed and must be placed on the passport. Sticker contains name, passport number, flight number, terminal of arrival, and date of arrival and time. Saudi Arabia Saudi entry stamps are applied in black or blue ink. Entry stamps are applied in oval shape while exit stamps are applied in rounded rectangule. All dates written on the stamps are in the Islamic calendar, and it is written in Arabic. There is no English on the stamps, except for the "EXIT", "ENTRY" and 'K.S.A.' written on the stamps. Singapore Singapore entry stamps are applied in blue or black and either rectangle for those entitled to 14 days, rounded rectangle for those entitled to 30 days stay, or hexagon for those entitled to 90 day stay. Exit stamps are applied in green circle. Both depict the date of entry/exit and entry stamps also state the terms of entry and permitted duration of stay. Both entry and exit stamps do not name the point of entry/exit but indicate them by the use of letters of the alphabet – "A" is used for entry by air, namely through Changi Airport or Seletar Airport; "S" by sea though the Singapore Cruiseship Terminal or Tanah Merah Ferry Terminal; "T" by land via the Tuas Checkpoint; and "W" by land via the Woodlands Checkpoint. The entry stamp has the letter running along the border of the stamp together with a code number while the exit stamp has a single letter marked in the center of the stamp. From 22 April 2019, foreign travellers no longer get their passports stamped when they depart