About this item Necklace Compatibility This necklace is specially developed for AirTag accessories trackers. Note: AirTags are not included. 360° Full Metal Protection This necklace offers full body coverage with hard metal material, providing shockproof protection against drops from up to 15m high. The metal case ensures your holder receives complete protection. Inlaid with Rhinestones, Shining Like Diamonds The necklace is inlaid with 81 sparkling rhinestones, featuring a twist lock design with magnetic force. This accessory is both pretty and sophisticated, making it a great choice for anyone. Hard & Fashion Necklace Made of high-quality metal material, this necklace is strong and not easy to deform. It is wear-resistant and protects the holder. The design maintains signal integrity. Use Occasion This necklace comes with a key ring, allowing you to match it with keys, backpacks, suitcases, or collars for pets. The adjustable metal necklace measures 2.76 x 1.57 x 0.39 inches, allowin