Applicable models: Citroen DS5 DS6 DS7 (2016) Material: PP material that is safe and practical, designed to protect your pet and provide comfort during travel. Ventilation and security: Provides ventilation for dogs when the rear window is partly open, while keeping your dog securely inside the vehicle and preventing escape during motion. Installation and design: Tool, quick installation. Scalable design allows the window opening to be expanded for more spacious airflow and better ventilation. Use scenarios: Road trips and highway drives: Rear window is partly open to improve airflow while the dog remains securely inside the car. Short trips and errands: Quick setup with no tools required, enabling fast, safe transport to the park, vet, or another short destination. Hot days or extended drives: Maintains continuous airflow to enhance comfort and safety for your pet during longer journeys.