Silver Charm: 12 mm silver plated on Zinc alloy (lead, cadmium and nickel free)
Silver Chain: Width - 1.2 mm
Length: 15 to 17.5" (including extender) rhodium silver plated on brass
Gold Charm: 12mm gold plated on Zinc alloy (lead, cadmium and nickel free)
Gold Chain: Width - 1.2 mm
Length: 15 to 17.5" (including extender) gold plated on brass