Represents three 6-sided dice being rolled and summed together.How to use it: If a number is a result on the left band that's what you rolled. If an arrow comes up on the left look at the right band and that's what you rolled.Our rings are wider than most so be sure to use a WIDE-BAND finger guage when getting your fingers sized!Ring Sizes Ring WidthSizes 5 to 8.5 8mmSizes 9 to 12.5 10mmSizes 13 to 16 12mm