Harry Potter - Platform 9 3/4 Keychain Official Harry Potter Platform 9 3/4 Keyring on a silver plated ring and clip The magical Platform at Kings Cross Station where Hogwarts Students safely gained access to the Hogwarts Express by walking through the wall. Perhaps the most famous location, and key to Harrys story, let this keyring hold your keys safe but we cant guarantee you'll be able to walk through walls! Approx 50mm This keyring has been created using the official style guide from Warner Bros. It comes on official Harry Potter branded card packaging and shows the Warner Bros logo on the reverse.