Looking for a stylish and functional pet backpack that will make your furry friend happy? Look no further than our Pet Carrier Backpack with expandable room. Cats love to keep a close eye on their surroundings, and our clear window design lets them do just that. Plus, the expandable tent bed provides plenty of room for playing and resting. The backpack also features excellent ventilation, with 9 large ventilation holes on both sides and front, plus left and right ventilation nets. Your pet will always be comfortable and well-ventilated in our backpack. And you'll love the convenience and style of our backpack, too!