This Plymor Brand Glass Dome is 4.5" wide by 6" tall and includes a Black Acrylic Base. Measurements listed are the width and height of the exterior of the glass dome. Interior dimensions of the dome will be slightly smaller. Glass Display Domes can be used for dolls, figurines, clocks, watches, & many other fine collectibles. The glass dome protects your collectibles from dust while enhancing your display. All of our domes are hand-blown glass. Our glass domes are packed and shipped with the utmost care and protection. Collecting Warehouse carries a wide variety of sizes and styles in our Amazon store to fit all your display needs!