Back seat extender into a comfortable car bed：Create a comfortable removable home for your pet. We used a sturdy hard bottom to create a super comfortable dog back seat extender. The back seat extender hard bottom not only provides wear-resistant the space for your dog to move around, but also prevents your dog from falling out of the backseat during hard braking and sharp turns Upgraded removable honeycomb hard bottom with strong support：The dog car seat cover for backseat uses 3 thick honeycomb plates in the inner layer. It can support all breeds of dogs, stronger and more wear-proof than wooden boards and waterproof Pet protection - safety first：The dog hammock for car is made of 600D Oxford fabric with advanced heat-pressing technology.Scratch-resistant and Waterproof, fully protects your car seat from scratches, mud, and pet slobber and hair. Cleaning is also very easy - just wipe the dog car seat with a damp cloth or use a vacuum cleaner to remove any stains or debris Unique breathable windows, extra large storage pockets：Your dog will love traveling in the car without feeling lonely or stressed. The dog seat cover with hammock with the unique doghouse shaped window design, your pet can see everything in the front seat, reduce anxiety and play happily in the car.3 large storage pockets can be conveniently loaded with some pet toys, food and foldable water bowl One size fits all size dogs & most cars - 52" W x 63" L：The hard bottom dog car seat cover for back seat.