This color-changing stone necklace features gemstones that shift hues based on body temperature and ambient conditions. Owning this mood necklace is like having multiple necklaces in one, offering versatile style for any occasion. The delicate choker design includes a 14mm pendant with 6.5mm moonstones, set on a 16-inch chain with a 2-inch extender for a comfortable fit. Perfect for layering, it complements any outfit effortlessly. Crafted from 925 sterling silver with moonstone, this nickel-free and lead-free necklace is hypoallergenic, making it ideal for sensitive skin. Its simple yet elegant design creates a stunning layered look, whether worn alone or paired with other chains. A must-have for those seeking both style and sophistication.