The WeatherTech 00 BMW 323i Rear FloorLiner - Tan is a custom-fit, durable all-weather floor liner designed to protect the interior of your BMW 323i. It is constructed from a proprietary thermoplastic material that is both odorless and non-toxic. The advanced surface design has channels that help to trap liquids and debris, while also providing a non-skid surface for passengers. The WeatherTech 00 BMW 323i Rear FloorLiner - Tan is designed to fit the exact contours of your vehicle's floor, ensuring a perfect fit and maximum protection. It is easy to install and is backed by a limited lifetime warranty.