This vintage Fenton opal white hobnail milk glass oil lamp shade with a ruffle top measures 6 7/8 inches in diameter and 8.5 inches in height. The round shade features an opalescent white color and is made of glass. This collectible item is a unique and charming addition to any lamp or lighting fixture, adding a touch of vintage elegance to any space. Perfect for those who appreciate antique and timeless pieces with a touch of nostalgia.