Necklace length: Star necklace 14+2. Simple circle choker necklace:13+2. Moon and star necklace 18+2. High quality alloy made. Skin friendly. Not easy to tarnish. Suitable to wear in many occassions. Suits various kinds of clothing. Comes with a nice jewelry bag: a good gift for her. If broken or tarnished within 60 days after receiving. Please feel free to contact us. We will send you another one pack for free. The way to contact us: click the seller name under the Add to Cart button. Then click Ask a question. Thank you!