Titleist PRO V1x One dozen, new and unused. The year of manufacture is as follows: 2023: 6 balls (3s x 3, 4s x 3) 2015: 6 balls (1s x 3, 2s x 3) The 2015 box has a slight dent. Although the years are mixed, the numbers are the same as a standard dozen: (1, 2, 3, 4), with 3 of each number. No individual sales, no returns or exchanges. Please refrain from price negotiations.