Dimension: These necklaces are 42 cm/19.6" in circumference, with a 5cm/2" extension chain. Bracelet are 18 cm/7" in circumference. with a 5cm/2" extension chain.
Material: The pendant and the chain are made of alloy, environmentally friendly.
Lead-free, nickel-free and hypoallergenic,friendly to sensitive skin.
The surface is flat and smooth and won't scratch your neck, these stainless steel chain necklaces are very sturdy and durable clasp, and don't worry about the chain breaking easily.