This product is a set of vintage 12 point crystal glass door knobs with brass rosettes and spindle, originating from the United States in the 1900s. These round clear glass knobs are original antique pieces, making them a unique and historically charming addition to any door. The brass and glass materials used in their construction add a touch of elegance and authenticity to any room. Salvage and reclaimed features make these door knobs a special find for those seeking vintage hardware with a touch of history and character.