The most popular merch at the US Open, from Honey Deuce tees to $600 Polo Ralph Lauren jackets

I checked out some merch stores at the US Open, where one item is already sold out — and reselling for more than triple the price.

Original reporting by Business Insider · Alice Tecotzky atecotzky@businessinsider.com. GridIndex is an aggregation and intelligence layer — full credit to the original publisher.