About this project ?Pet Backpack Dimensions: 14.9"L x 12.5"W x 16.5"H (38*32*42cm). Perfect for dogs up to 15 pounds or cats up to 18 pounds. Your cat or dog has enough room to stand and lie down. Check your airline's requirements before traveling under most airline-approved seats. ?Breathable: This small pet backpack has enough mesh/breathable surface. The three-side mesh lets your pet breathe comfortably, while the front zips open so our furry traveler can enjoy playing and interacting with your pet with ease. ? Cat and Dog Safety and Stability Backpack: The puppy cat backpack has a steel frame to keep the cat and dog travel bag stable, and a small plastic pad at the bottom to help keep it in shape. Compared to some packs that are easier to fold, the stable pack keeps pets calm and comfortable while traveling. ?Adjustable Backpack Straps: Comfortable and adjustable backpack straps make the backpack fit the body better. The straps and shoulder straps feature extra thick padding to reduce stress on the shoulders, back and waist during long journeys. ? EASY TO TRAVEL WITH YOUR PET: Lightweight, portable and foldable car dog backpack, you can easily fold the bag when you want to put down your pet. 2 storage side zip pockets for food, treats, pet leash, wallet and more. Perfect for our walks or hikes.