The Barong Tagalog is often worn to formal meetings by local businessmen but to make a good first impression by a foreigner, a long-sleeved shirt with a neck tie will be more appropriate. Due to the climate in The Philippines, a suit can be uncomfortable or even be intimidating to some. For women, light suits and dresses are mostly worn.
Barong Tagalog - traditional men's shirt, made of coconut fibers. This is still worn at weddings and special events. A simple cotton version of this is often worn by business men instead of a western button down collar shirt. - Philippines