9 ventilation holes design: 9 breathable ventilation holes and 2 side windows for full airflow and ventilation outside, puppies and cats can stay in this backpack without feeling stuffy Transparent window: This pet bubble carrier backpack like a transparent space capsule allows pets to see the outside view exactly, allowing them to enjoy the sun and the scenery Comfortable handle: backpack design with a sturdy handle on the top, easy to carry. Smooth zipper easy to open and close Internal hook design: There is a hook design on the back of the bag, which can fix the pull rope and prevent pets from getting inside. escape Detachable bottom mat: the soft and comfortable mat can be easily removed for easy cleaning and keeping pets clean and cute
