High-quality materials hypoallergenic, lead-free, nickel-free, cadmium-free. These crystal necklace are very safe to wear and do not cause skin irritation. Free size adjustment chain can be worn all day and show your beauty. Adjustable Necklace Sterling Silver - Raven crystal necklace size is 36mm13mm (1.41inch0.51inch), and the weight is 5.32g.20inch+2inch stainless steel pearl chain It is suitable for most women and men, the size can be adjusted freely, you can adjust the length that suits you at any time, it is light and comfortable to wear. Raven Jewelry Gift - Punk style oxidized crow necklace, perfect for your every day or every special day like valentine's day, mother's day, halloween, christmas, new year, thanksgiving, for your wife, husband, mother, daughter, son, best friend, reward yourself with gifts.