For longer trips, you could find yourself with your cat on your back for extended periods of time. You want your bubble backpack to be comfortable for both you and your cat. Fortunately, most cat bubble backpacks on the market are designed to withstand your kitty's antics. The last thing you want is to have a failed zipper when loading up your pet or a torn side resulting from sharp nails. Quality is critical when it comes to a cat backpack. What do you want from your cat backpack? Consider these options. How to choose the best backpack for your cat Are you ready to choose a cat backpack?.How to get your cat accustomed to their new backpack carrier.How to choose the best backpack for your cat.