Description: Expandable Pet Backpack: This sturdy pet backpack can expand on both sides, providing ample space for cats, dogs, and other pets to lie down or move around. Breathable & Foldable: The backpack is comfortable and lightweight with a mesh foldable side for good ventilation and better visibility. It also features a two way zipper for easy use.Functional Design: The backpack includes an adhesive storage handbag on the side where you can store snacks, toys etc., a security pet leash to avoid pets from suddenly running out, and padded shoulder straps to reduce the load.Versatile Use: This pet backpack is ideal for carrying by hand or over the shoulder with adjustable straps; it can be placed on top of luggage or in a car making it ideal for long distance travel, car rides, vacations, layovers during travel or home use.Material: This pet carrier made from durability Oxford cloth material ensuring longevity of use. Specification: Material: Oxford Cloth Size Chart: closed:34cmx29cmx43cm/13.39inchx11.42inchx16.93inch expanded:62cmx34cmx43cm/24.41inchx13.39inchx16.93inch Package Includes: 1 Pet Carrier Backpack Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!