This paragraph is a trolley design, heavier for small and medium dogs and cats more than dogs and cats, or two to carry out all-round ventilation, high density network hidden. 1. On both sides of the plate layer and the grid design, with good ventilation, and wait for the dog all the way, can fall flat when the pet travel bed houses. 2.A. This package comes with shoulder strap, for walking different roads, such as up and down stairs. B. There are also two buckle can be easily fixed in the seat next to the car, driving would not fall. C. within the package to prevent escape device. D. backpack has pockets and rear below, you can put things. 3. Even dogs and cats do not travel with this paragraph trolley suitcase design can be used. Functional and suitable for many different needs of small and medium dogs. This paragraph exports to Japan. Detailed design work in place.