This product is a genuine BMW side window sun blind hook, part number 51347120805. It is designed to securely hold the side window sun blind in place on select BMW models. This hook is made with high-quality materials and is an essential component for proper installation and functioning of the sun blind. It is an OEM (Original Equipment Manufacturer) part, ensuring a perfect fit and reliable performance. This product is a must-have for BMW owners looking to maintain the functionality and appearance of their sun blind.