Not fully transparent packaging Our kitten sling backpack is not fully transparent window, which can avoid cat eye disease and the cat's stress response caused by sudden bright light.The three-dimensional structure of the upgraded small animal carrier is not easy to collapse, and gives pets enough sense of security. The elongated zipper design makes the zipper easier to pull.Our cat carrier bag is made of thickened oxford cloth, which can effectively prevent pet hair from sticking to it, making it more durable to use.Two Ways to Carry Pet Bags The hand and shoulder straps of the pet carrier for small dogs and small cats are widened and thickened to lighten the load.You can carry it on your shoulder or the back of your hand.Size and Weight Range Our Small Pet Carrier Backpacks are available for cats, small dogs and other small pets up to 13 pounds.