The AirTag is perfectly positioned, hidden in the headset tube. A great device to track your bike and recover it should it be stolen. AirTag bike is made of high-quality aluminum alloy and reinforced nylon material, strong and sturdy, made with CNC technology. It also keeps your AirTag dry and out of the elements. At 10.8 g, it is extremely light weight, thanks to a thickness of only 1 cm, it is completely integrated with your Recon headset. What’s included with your RECON bike Air Tag System? — 1 x Aluminum Alloy Base(CNC), 1 x Reinforced nylon Lid(PA66-CNC), 1 X Stainless Steel Bolt(304), 1 X Protect pad(EVA), 1 X Package case(PP) and one Apple AirTag. You will need an Apple device (Iphone, Ipad, etc.) to track. Fits in all Recon Power Bikes. Available only in matte black. No subscription service required.