The Hemingray Aqua Blue Glass No. 16 Electrical Insulator is a vintage collectible item made in the USA. This glass insulator was used for electrical wiring and was manufactured by the Hemingray Glass Company. With its unique aqua blue color and original design, this piece is a sought-after addition for collectors of glass insulators. Made in the United States, this item reflects a piece of American industrial history and is a valuable piece for those interested in vintage glassware.