Necklace set Princess Polly Exclusive 60% Iron 20% Copper 20% Zinc alloy Set of four necklaces Three chocker styles One pendant style Length of shortest necklace adjusts from: 34cm - 42cm / 13.3" - 16.5" Length of longest necklace adjusts from: 46.5cm - 55.5cm / 18.3" - 21.8"