Introducing the Black Inertia Rear Seatbelt, the perfect addition to any vehicle looking to upgrade its safety features. This auto-retractable rear seatbelt is designed to provide reliable protection and comfort for passengers in the back seats. However, please note that it is not suitable for MPI Classic Mini cars. This auto retractable seat belt kit is sold per seat, making it easy to customize your car's safety features.With its sleek black design, this seatbelt is both stylish and functional, making it an ideal choice for any car owner in need of a reliable and durable seatbelt upgrade. So don't compromise on safety - invest in the Black Inertia Rear Seatbelt today!