1. [Comfort and Safety]: Breathing knitting fabric of large areas provides the comfort of your pet-4 PET Travel Carrier Backpack's large breathable windows are designed for visibility and air ventilation. Dogs or cats can observe the environment well, feel comfortable, and can be a good mood in the carrier. Note: Since the bag is soft, it cannot maintain its perfect shape. You do not need to worry about damage to and non -toxic, claw or gnawing, ensure the comfort of the pet. The entrance of the backpack is very large and can be converted to 180 degrees. It is very suitable for domestic animals to enter. For walking, traveling, simple shopping or bike, it is suitable to enjoy sunlight and landscape with your feathered friend. In addition, this backpack folds straight for easy storage. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.