<P> Dobok is the uniform worn by practitioners of Korean martial arts . Do means "way" and bok means "clothing ." The dobok is related to the Japanese keikogi / dōgi, used in Japanese and Okinawan martial arts, such as judo which was developed by Kanō Jigorō . </P> <P> The dobok comes in many colours, though white or black are the most common . The dobok may have the reverse in a different colour than the rest of the dobok . They are made in a variety of materials, ranging from traditional cotton to cotton - polyester blends . </P> <P> The pants and sleevers of the dobok are wider and longer than the traditional Japanese keikogi . Due to this, practitioners often wear a dobok modeled after the Korean hanbok . The dobok of World Taekwondo Federation - style taekwondo practitioners usually have v - neck jackets, tailored after the design of the hanbok . Traditional taekwondo practitioners may wear dobok that are identical or very similar to keikogi, with a cross-over jacket front, while International Taekwon - Do Federation - style taekwondo practitioners typically wear a newer design with a vertically closing jacket front . </P> <P> Around the dobok a tti (belt) is worn . The colour of the belt denotes the rank or grade of the wearer . Coloured belts are for geup - holders, while black belts are usually worn by dahn - holders . The order of belt colours may differ from school to school . Most commonly the first belt is a white belt . Other colours are typically yellow, orange, green, blue, red, brown, and then black . Some schools use other colours, such as brown in place of red and red in place of black . Some also have a stripe running down the length of the centre of the tti . </P>

What is the name of the taekwondo uniform