The Genuine BMW Rear Upper Belt With Child Protection (Grey) - 72118238831 is a safety feature designed for use in BMW vehicles. It is a grey-colored belt that is installed in the rear seat of the vehicle, providing protection for both adults and children in the event of a collision or sudden stop. The belt is equipped with a child protection feature, which ensures that the belt is securely fastened around a child's body, providing extra support and preventing them from sliding out of the seat in case of an accident. This product is a genuine BMW part, made with high-quality materials and designed to meet the strict safety standards of the brand. It is an essential component for ensuring the safety of passengers in the rear seat of a BMW vehicle.