Types of wire
Hard plated Silver wire
Copper wire with a silver layer on top. To avoid tarnishing the wire has a clear protective layer on top.
Silver filled wire
Silver wire with a copper inside, the % of silver is higher than Hard Plated Silver.
Sterling Silver 925
This wire is made of 92,5 % silver.
This wire is made out of copper and zinc.
100% copper with a tarnish resistant layer that will avoids corrosion.