LA Dodgers Snapback Hat 40th Anniversary Pro Standard Cooperstown MLB. Feel Free To Send Me An Offer! FAQs: Q: Is this hat authentic? A: Yes — officially licensed Pro Standard MLB Dodgers hat from the Cooperstown Collection. Q: What size is it? A: One size fits most with an adjustable snapback closure. Q: What condition is it in? A: The hat is in good pre‑owned condition. (see photos).