Alice in Wonderland Mad Hatter Rabbit Unmounted Rubber Stamp. This is an unmounted Red Rubber Stamp. This unmounted stamp is perfect for your Alice in Wonderland artist trading cards. It measures 2 inches high and 1 7/8 inches wide. This is such a great stamp! Mount with EZ Mount 8 1/2 in. x 11 in. sheet available) or Tack N Peel that you can use over and over and over.