22-gauge round raw (bare) copper wire, 4oz spools (approx. 125 feet). 100% copper. Solid copper wire has a lovely warm hue and is naturally dead-soft in temper. You can work harden this jewelry making wire to create sturdy components or leave it dead soft to create opulent swirls, lashes, and wraps. Polish and add protection to keep the copper bright and shiny, or oxidize it to create an antiqued look. Questions? Call our friendly sales staff at 1-800-366-2156, or email us.