* Provides Fresh Air For Your Pet * Fits All Rear Passenger Windows * Tough Durable Construction * Easy to Install and Remove  Securing inside auto window, this expandable gate lets your pet enjoy fresh air and scenery, while preventing him from leaping or falling out. Durable polypropylene. 7" long x 9 1/2" wide x 1/2" deep; expands to 43 1/2" long. 

Expandable Car Window Pet Gate/Pet Vent