Purchase this Mark Duper Miami Dolphins 8-1 8x10 Autographed Photo - Certified Authentic for your home or office. All of our photos are officially licensed and hand signed by your favorite athlete! All of our products are certified authentic and come with a certificate of authenticity to ensure your piece of memorabilia is real. We back all of our signed collectibles by our 100% satisfaction guarantee and we are happy to answer any questions you may have about the product. Whether you are buying for a friend or buying for your collection, Ohio Sports Group is your #1 stop for autographed sports memorabilia!