Fat cat backpack is the international best selling cat backpack! It holds the most weight on the market,over 20 lbs of cat. Our breathable cat backpack is great for larger “big boned” cats, 2 medium sized cats. All of our styles have a clip and bungee for you to attach a leash so your cat can “hang out” of the backpack. The product can be used as a backpack or as a traditional carrier with a detachable shoulder strap, and the removable comfortable mat fits when used either way. Whether you need a new carrier for everyday activities like trips to the vet or hikes at local parks.