1. Discreet Security : Our innovative bike bottle holder cleverly conceals your AirTag in a hidden compartment within the water bottle cage. This stealthy design keeps your location tracking secure and accessible only to you. The bike AirTag holder features integrated design with 6-sided anti-theft screws and a specialized screwdriver, making it difficult for others to disassemble. 2. Perfect Fit : This hidden bike mount is precisely molded to accommodate your AirTag snugly, preventing any wobbling or scratching of your bottle (AirTag not included). Featuring a drainage structure to avoid water accumulation, the mounting orientation ensures protection against rainwater exposure. 3. Uncompromised Signal Strength : Made from fiberglass-reinforced nylon, the holder ensures optimal signal functionality for tracking your bike. You can confidently monitor your bike's location without any interference from the holder. 4. Durable Construction : Weighing just 1.68 oz (48g), this rugged bike water bottle cage offers high strength and aging resistance. It's designed to withstand incidental impacts, ensuring durability even if your bike tips over or if you accidentally step on it. The AirTag holder can support over 5 lbs, providing reliable performance. 5. Versatile Compatibility : Features standard-size screws suitable for most bikes with drilled holes, along with flexibility to adapt to varying hole spacings. For a secure fit that aligns perfectly with your bike frame, we recommend using washers. The bottle cage is approximately 2.76 inches (7cm) in diameter, suitable for bottles ranging from 2.68 to 3.15 inches (6.8-8.0cm). Please ensure the bottle size is within this range for secure fitting. Use Scenarios : - Ideal for city cyclists who want to keep their AirTag hidden while ensuring safety against theft. - Perfect for mountain biking, where durability and reliable tracking are crucial. - Great for long-distance riders who need to track their bike's location discreetly.