CHILDREN TEENAGERS ADULTS
AGE USTA RANK NINJA BELT AGE USTA RANK NINJA BELT AGE USTA RANK NINJA BELT
5 1.0 WHITE 13 1.5 WHITE 20 1.0 WHITE
6 1.5 YELLOW 14 2.0 YELLOW 25 1.5 YELLOW
7 2.0 BLUE 15 2.5 BLUE 30 2.0 BLUE
8 2.5 GREEN 16 3.0 GREEN 35 2.5 GREEN
9 3.0 PURPLE 17 3.5 PURPLE 40 3.0 PURPLE
10 3.5 BROWN 18 4.0 BROWN 45 3.5 BROWN
11 4.0 BLACK 19 4.5 BLACK 50 4.0 BLACK
12 4.5 BLACK       55 + 4.5 BLACK