Pitcher DAVID ROBERTSON size 46 tapered cut 2018 #30 Game Issued/unused Jersey Yankees road gray with 2018 Postseason patch sewn to jersey… THIS IS A RARE KNIT JERSEY! Robertson may be one of the last big leaguers to get the knit jersey specially ordered.. DAVID ROBERTSON 2018 game issued jersey with MLB Hologram JC038497. These can be found on the Majestic Authentic tagging on the front left tail. The jersey was authenticated after the season concluded. David Robertson # 30 Road Postseason Jersey. This jersey is size 46, tapered cut. This jersey ALSO has the 2018 Postseason patch sewn on the right sleeve. This jersey was prepared for post season ...