Its body-hugging top flows over wide trousers that brush the floor. Splits in the gown extend well above waist height and make it comfortable and easy to move in. Although virtually the whole body is swathed in soft flowing fabric, these splits give the odd glimpse of a bare midriff, making the outfit very sensual. Rapidly becoming the national costume for ladies, its development is actually very short compared to the country's history. Pronounced 'ao yai' in the south, but 'ao zai' in the north, the color is indicative of the wearer's age and status.
Young girls wear pure white, fully lined outfits symbolizing their purity.
As they grow older but are still unmarried they move into soft pastel shades. Only married women wear gowns in strong, rich colors, usually over white or black pants. The ao dai has always been more prevalent in the south than the north, but austerity drives after 1975 meant it was rarely anywhere seen for a number of years as it was considered an excess not appropriate for hard work. The nineties have seen a resurgence in the ao dai 's popularity. I feel proud of my heritage when I wear it.