NECKLACE DETAILS - Gold-plated stainless steel - Rectangle pendant's overall height is approx. 1'' - Lock pendant height is approx. 6/8'' - Just gold pendant height is approx. 1'' - Heart pendant's overall height is approx. 7/8'' - Chain length is approx. 16''+2'' extension All Items Are - 100% hypoallergenic, Lead & Nickel Free We beautifully package every item and ship it the next business day! Jewelry Care Tips - Store your jewelry in a clean, dry space - Please keep it in a zip bag - Avoid contact with chemicals and lotion - Remove before showering, swimming, and sleeping Follow us on Instagram and Tiktok @nourashjewelry! Thank you for supporting my small business, and please don't hesitate to contact us with any questions you might have!