This is a bare copper wire so it has no coating. This allows the wire to naturally oxidize over time. This wire is dead so very easy to work. 26 gauge copper jewelry wire in various different colors. Perfect for all sorts of crafts, including but not to jewellery making, tiaras, beading, wrapping and much more. Features - Color: Shown in the pictures. - Material: Copper. - Length: 10m/ 11 yard. - 26 gauge copper jewelry wire in 5 various different colors. 10m in each roll. - with great flexibility for convenient and easy use. - Perfect for all sorts of crafts, including but not to jewelry making, tiaras, beading, wrapping and much more. - Great for Floral arranging, Framing, Hat making, , Home improvement and Jewelry making. Package list: 2 pcs x 5 Roll Uncoated Copper Wire Tarnish Resistant Pure Copper Wire Beading Wire Roll 55Yd for Crafts Beading Jewelry Making (Red Bronze + Brass + Silver + Coffee)