Suit up! Custom-made clothes are often considerably cheaper in Metro Manila than in Western countries. Finding those small tailor shops in the Megacity can be a feat, but there are a couple of places where they will provide you with that suit you need.
Leaving the well air-conditioned aircraft and crossing the cooled visa area, every traveler needs to pass this wall before arriving the taxi-zone. Locals and Asia-experienced tourists might be familiar with this sudden climate change into hot but wet air.