2-in-1 FunctionThe back of the AirTag bike mount is grooved to allow the bracket to fit more tightly to the seat post. The AirTag locator can be installed on mountain bike taillights with good coverage. Concealed Anti-TheftThe Airtag bicycle reflector case is designed as a simple reflector, which can hide the tracker from being discovered by thieves and make it easier to track the real-time location of the bicycle. Premium MaterialThe mountain bike reflector is made of 3D printed plastic and secured with widened nylon straps. The honeycomb-shaped 3D reflective surface is designed to be red, which is more eye-catching and can be seen even from a long distance. Wide ApplicationThe Airtag hidden mount protective case effectively reduces the risk of car loss and is widely used in mountain bikes, folding bicycles, electric bicycles, children's bicycles, camping backpacks, RVs, etc. Easy to InstallFirst insert the strap into the case, close the AirTag lock on both sides, then fold the clip on the end and push it into the opening of the case, the strap automatically folds through the two halves of the case and unhooks the second opening, the cable. The clamps are visible only on the back. Specification: Product Name: Airtag Bicycle Reflector Case, Airtag Bike Mount Reflector Light Condition: 100% Brand New Material: Plasitc Color: Black Product Size: Approx. 85*35*10mm Total Weight: Approx. 20g Package Includes: 1pc * Airtag bicycle reflector case 2pcs * cable ties Note: 1.Due to the light and screen setting difference, the item's color may be slightly different from the pictures. 2.Please allow slight dimension difference due to different manual measurement.