1. Compatibility: Specially designed for Apple AirTag. (Note: Anti-lost device is not included) 2. Durable material: Made of food level silicone rubber, making the sleeve more skin-friendly and more comfortable. At the same time, this silicone sleeve is easy to clean, anti-fingerprint, scratch resistance, and drop protection. 3. Convenience: You can install it quickly and charge it without removing the case. The protective cover will not affect the touch screen and shield the signal. 4. Protection and function: Anti-lost design, anti-sweat, scratch-resistant, washable, soft texture, very skin-friendly, very suitable for your family, especially children and the elderly. 5. Portable: Unique design, suitable for your device and easy to carry.