The cat backpacks will keep your pet comfortable while traveling. UHIAESOU cat backpack has plenty of space and secure shoulder straps to prevent transport fatigue. Plus, the design supports enough load to keep your cat or dog comfortable while hiking, walking or walking. Expandable -- When expanded, the space will be very spacious, don't curl up to huddle together. Foldable -- --When you don't need to use it, the foldable cat backpack harness takes up very little space. Thick and Soft Portable The grip is comfortable, respects the ergonomic handguard, and is more labor-saving, when you carry it, it will not be strained. Prevent Escape Zipper This expandable pet backpack features an escape zipper to prevent pets from escaping. Our automatic locks do not slide off automatically unless manually. Large Area Ventilation Breathable mesh design, circulation and ventilation, make your pet more comfortable and not anxious. Read more Fixed Buckle Design The top of this pet backpack can be fully opened, allowing pets to fully expose their heads and enjoy the surrounding scenery together without having to stay inside all the time. Equipped with Seat Belt The interior is equipped with a safety belt that can be attached to the pet's collar to prevent the pet from accidentally escaping and falling. Improvement Pad A hardboard inside the comfortable fleece pad enhances the stability of the base, while large velcro straps ensure that the pad can be easily held in place without the need to adjust the position of the pad. Read more Bring your best friend on the adventure of a lifetime! Airline-friendly pet backpack that doubles as small to medium-sized cats and dogs. It is very safe for your pet, comfortable, durable and satisfying for you!