The product is a vintage amber hob nail glass gas shade with a 4" fitter, manufactured by David Lynch Glass Co. in West Virginia during the 1920-1949 time period. This lamp shade features a unique hob nail pattern, adding a touch of nostalgia to any vintage décor. Made of glass in the United States, this 1950s style shade is a true collectible piece for those interested in lamps and lighting fixtures from that era.