Add a piece of game-used memorabilia to your New York Mets collection with this Pete Alonso autographed #20 jersey worn on May 25, 2023 and May 27, 2023. Do not miss the opportunity to own a unique piece of Mets memorabilia. The Steven & Alexandra Cohen Foundation will make a donation to the Amazin' Mets Foundation in an amount equal to the gross proceeds from the sale of Amazin' Memorabilia items. The availability of items varies, but for questions about this piece or different numbers, players, colors, or sizes please contact Amazin' Memorabilia, The Official Source for New York Mets Game Used and Autographed Memorabilia, by emailing gameused@nymets.com or by calling 718-559-3144. An MLB Authentication Program tamperproof hologram is affixed to each piece of Amazin' Memorabilia. Printed documentation verifying the authenticity of your item can be obtained by visiting mlb.com/authentication. All sales are final. No refunds or exchanges.