Il Cannone Silver SET--with two E strings for extra value.
The regular E and Caprice E strings are made of carbon steel.
The Silver A string is made of a synthetic multi-filament, with aluminum silver flat wire.
The Silver D string is made of a synthetic multi-filament, with high-grade 99.85% pure silver flat wire.
The Silver G string is made of a synthetic multi-filament, with high-grade 99.85% pure silver flat wire.