HAND SIGNED By: Emma Stone and Ryan Gosling measures: 11" x 17" inches FREE SHIPPING Includes Tamper-Proof Hologram CERTIFICATE OF AUTHENTICITY from AUTHENTIGRAPHCOA.com Certificate Number: 47364 All autographs are hand-signed and guaranteed authentic. Every item comes with third-party authentication certificate that includes a numbered and registered hologram COA sticker on the back of the poster. These secure investments are a piece of history that only increase in value. If you are unhappy for ANY reason an immediate and hassle free refund will be provided for the life of the item. Please take a look at my many other great signed posters for sale. I have many others not listed here just ask me what you are looking for THANK YOU!