Compatibility: Lincoln MKS 2015 2023 Material and safety: Made of grade PP material, safe and practical for pet use. Designed to protect your pet while ensuring comfort during car rides. Ventilation and security: The window vent guard provides ventilation for pets when the rear window is partly open, allowing fresh air flow while keeping your dog securely inside and preventing escape during movement. Installation: Easy to install with a window buckle slot design that attaches directly to the car window. No additional tools required, making setup quick and convenient. Key benefits: Safe containment: Keeps the pet inside the vehicle and reduces the risk of distraction while driving. Fresh air: Enables ventilation even with the rear window partially open. Durable and practical: Constructed from sturdy PP material for lasting use. 2 3 practical use scenarios: Road trips with your dog: Provides secure containment and airflow for longer journeys. Daily city driving and errands: Allows ventilation without compromising pet safety as you stop and go. Hot or stuffy conditions: Maintains interior airflow while keeping your pet safely contained in the vehicle.