Our inner door handle shell is made of reinforced materials, which is solid and durable. The design with a solid handle spring to prevent faults. For Koleos Car Interior Door Handles. This handle has been tested for a long service life and smooth opening and closing. The car interior door handle is designed for the door of your car enhancing the interior beauty of your vehicle. The door handle cover prevents wear and aging of the car's interior, protecting the surface from scratches. It not only provides protection but also enhances the vehicle's appearance.