The non la dates back to the earliest civilizations thousands of years ago. It was used in the rice fields by farmers because Vietnam is very hot almost year-round. In Vietnam, the farmers of rice and other vegetables usually do it by hand. They would go in the scorching hot sun and plant these plants by hand; this could be very dangerous because they could get sun burned. The non la would be used to protect them, covering most of the sun rays from their head.
The non la symbolizes the Vietnamese beauty. The hat is used usually by the women from the fields working on the rice patty to doing plays at a theater. When used by the women, the size makes the girls look attractive because they're mysteriously hidden; only her shy cheeks and long hair beneath the rims of the non la are seen. The women would ride their bike wearing the ao dai, a long flowing dress worn over loose-fitting trouser, and also a national dress of the women. It is a lasting impression for everyone visiting Vietnam; they would see Vietnamese women wearing white ao dai wearing a non la walking down the tree shaded streets of Saigon or somewhere else.
The non la symbolizes simplicity of a very original Vietnamese farmer. The hat is a simple material of nature, the leaves, are taken from the softest trees and put in the dew one night to be dried, but still soft enough to be flattened. The hat usually