Team will play at Large, Medium or Small size level. SMALL, MEDIUM, LARGE 21-22 SEEDS ... AGE 13-14 AGE 11-12 AGE 9-10 Total SIZE; MILTON YOUTH HOCKEY ASSOCIATION .... Small/Medium (S/M) 21 5/8. 55. 6 7/8. 22. 55.9. 7. Medium (M) One Size Fits Most. Columbia Youth Small / Medium Winter Snow Hat Hat is youth size small/medium. Blue color, perfect for winter activities.. "/>What size is columbia youth medium