🐹Improved transparent window: The front transparent window of this new small animal carrier bag is separated from the side zipper, which makes it easier for pets to enter and exit. It can also be reversed. The opaque material on the back makes some pets who like darker feel more secure 🐹Excellent ventilation design: There are 3 large ventilation holes on the hamster travel cage, and additional mesh windows on both sides are both ventilation and anti-bite, ensuring that your pet is safe and comfortable 🐹Convenient to carry and store: The hamster bag is light, easy to fold and store. It has a hand strap and an adjustable shoulder strap, so you can choose a comfortable way to carry it. The guinea pig bag is suitable for daily travel, especially when your pet is sick. You can take it out to drive, camp, or take it to pet shops, pet hospitals