Gold Charm: 25mm X 17mm gold plated on brass (lead and nickel free)
Gold Chain: Width - 1.2 mm
Length: 15 to 17.5" (including extender) gold plated on brass
Silver Charm: 25mm X 17mm silver plated on brass (lead and nickel free)
Silver Chain: Width - 1.2 mm
Length: 15 to 17.5" (including extender) rhodium silver plated on brass