28 PRO V1 AND 16 PRO V1X. AAA: 13 to 18 holes. 20 AAAA+++. AAAA: 9 to 12 holes. MINT (AAAAA) :look very close to new ornew. They play and feel as a new ball. Shiny cover and consistent in color. pen or ink marks are possible, ball may have been hit ONCE only.