Glass display dome EXTERIOR SIZE: 4.5" wide by 6" high (+/- .1") INTERIOR SIZE: 4.375" wide by 5.625" high (+/- .1") This dome begins to arch at approximately 3.625. Comes with your choice of base styles below. Base measures approximately 5.75" in diameter and 0.675" thick. Now is the time to display that prized Hummel, Disney or other important collectible that you've been keeping in the drawer for all these years! Select base style below: