What is the name of the sarong that the Saudis wear?

We generally call the Saudi people with a sarong called the Arab robe, the Arab robe is the Arab men's traditional clothing, the color is generally divided into black and white, white robes for joyous occasions, black robes for funerals.

Saudi Arabia in West Asia, the Arabs in 1980 there are 8.96 million people years, accounting for about 90% of the country's population, distributed in the Arabian Peninsula two-thirds of the land, as well as the Red Sea and the Persian Gulf many coastal islands.