This 11.5"H Williamsburg Style Clear Glass Chimney Hurricane Lamp Candle Shade Globe is a vintage, American-style candle shade made of glass. It features a round shape and a diameter of 5.5 inches, designed to provide wind protection and easy installation for hurricanes lamps. The clear color and seasonal theme make it a versatile and original addition to any home decor, especially for adults who appreciate collectibles and traditional lighting fixtures.Look at the pictures for a better description.You can contact me with any questions.The top and bottom openings measure 4 and 13/16" wide from outside to outside.