• Material: 100% lead-free, nickel-free, chromium-free, hypoallergenic, and environmentally friendly. • Inlaid with sparkling crystals in the pendant. • Size: 21 cm in length with a 5 cm extendable chain. • Weight: 2 g, very comfortable to wear. • Design: popular elements and designs. • Usage: avoid liquids, apply makeup before wearing. • Do not use in pool, spa, exercise, bedtime, and laundry. • Storage: keep in jewelry bag, avoid moisture. • Cleaning: use a soft, dry cotton cloth. • Notes: color may vary due to lighting and camera. • Measurement difference: 1-2 cm possible.