The YUDODO Cat Backpack Carrier is made of high-quality materials that are designed to provide maximum comfort and convenience for you and your pet. It features a zipper mesh that provides a breathable and safe environment for your pet, and a cotton pad that is attached to the bottom of the backpack for added protection against scratches. The backpack also has a pocket on the side that can be used to hold a water cup or a mobile phone. The backpack is available in 9 colors and is perfect for carrying your pet or yourself on the go.