The Nintendo NYC Twitter account has announced that their store will be giving away a free Nintendo World Championships rally towel to people who buy items from the NWC collection.
Fans who purchase apparel from the #NWC2017 #NintendoNYC collection will receive a rally towel! (one per guest while supplies last) pic.twitter.com/U7gZfq58kg
— Nintendo NY (@NintendoNYC) October 4, 2017
As stated in the Tweet, this is limited to one per customer and the offer will be available while stocks last.