Plymor Brand 4" x 4" Glass Display Dome Cloche (Black Acrylic Base) SIZE: Exterior: 4" wide by 4" high (+/- .1") Interior: 3.875" wide by 3.75" high (+/- .1") BASE: Black acrylic base is 4.875" in diameter and 0.375" thick. GLASS: Hand blown glass may have slight variations including tiny bubbles or thickening of glass at the crown. USES: Our 33 sizes of glass domes are an excellent way to display, showcase and protect your items. We also offer many domes which accommodate the display of pocket watches, clocks, or hanging ornaments. QUALITY GUARANTEE: When you purchase a Plymor&#174; Brand product, your satisfaction is guaranteed. Images and content displayed here Copyright &#169; 2015 Collecting Warehouse, LLC - All Rights Reserved. The Plymor&#174; name is a registered trademark of Collecting Warehouse, LLC.