This Math Star Custom Medallion makes a fun and meaningful award for students who excel in math class, do well on a math test, or participate in a math contest. Made of white plastic, the 2 3/4" diameter medallion features a full-color math design and includes a 30" neck ribbon in your choice of color. Add your school name or other text in one color to customize the medallion for your school or event. Some assembly is required to attach ribbon to medallion.