A sweet necklace set or individual necklaces for mother and child • 19mm Charms • Lengths: MAMA comes in an 18" length with a 2" extender; MINI comes in a 16" length with a 2" extender • Finish: 18K Gold filled over Surgical or Surgical Steel OR Surgical Steel. Tarnish Resistant • Nickel Free and Lead Free. Hypoallergenic