Pro Force Taekwondo Uniform Size 000 Designed for the TKD martial artist, this uniform is made of a comfortable blend of 60% cotton and 40% polyester. With distinctive v-neck styling, this 5 oz. lightweight uniform is great for students or for workouts during warmer months. Available with white trim only. The uniform set includes v-neck jacket and pants with elastic drawstring waist. A white belt is included.