Airline Approved Cat Backpack: The large pet backpack measures 38 cm L x 32 cm W x 42 cm H. Perfect for pets under 7 kg. Easily fits cats, small dogs, and most other small/medium animals! 【Most airlines accept it under the seat. Please check your airline's regulations before departure.】 Breathable and Visible Cat Carrier: Three sides with tear-resistant PVC mesh construction ensure ventilation and visibility, suitable for pets to travel for a long time and convenient for you to see your pet inside. A feather cat toy is included to increase interaction between you and your cat. Comfortable Pet Carrier for Dogs: Removable cozy mat makes your pet comfortable and hygienic. The front window can be easily opened, allowing your cat or dog to stick its head out to keep an eye on the surroundings. Latches prevent pets from escaping. There are three entrances - 2 side doors and a top window for easy entry and exit. Foldable and Ergonomic Cat Carrier: You can easily fold your cat backpacks, and they take up very little space. With a back bulge ventilation design, padded adjustable shoulder straps, and chest buckle, it reduces pressure on your shoulder, back, and waist. Travel-Friendly: Our premium cat backpack is scratch-resistant, sturdy, and durable for long-term use, strong enough to withstand a scratch or bite from your pet. The side pockets are perfect for dog treats or your personal belongings! Perfect for travel, hiking, walking, and other outdoor activities.