1. Side bag double mesh design, ventilation and ventilation does not affect, care for your pet. 2. Side pocket design, easy to carry small carry-on items, bottom wear pad design, longer use of pet bag. 3. Transparent windows give your pet a good view without worrying about it being boring. 4. The shoulder strap can be adjusted to make it easier to carry, reduce shoulder weight and hold the shoulder for more comfort. 5. Portable and foldable design, saving space, notes, red for canvas, gray for leather.