Huge inventory of authentic autographed sports and entertainment memorabilia and collectibles. Alex Morgan Autographed/Signed Nike USA Soccer Ball U. Women’s Soccer JSA. Offered is a Alex Morgan Autographed Soccer Ball U. Women’s Soccer Size 5. This ball is authenticated by JSA and includes their Tamper-proof Hologram Sticker and Certificate of Authenticity. We will also include a photo of Alex signing the soccer ball from our recent private signing. Questions about this item? We welcome any questions, concerns, or queries you may have. Best Authentics is a leading sports memorabilia and collectibles retailer located in South Central Pennsylvania. We have specialized in supplying quality authentic products to collectors for over 20 years and continue to update our inventory frequently with new and exciting items.