The size of the pet backpack is 42 cm in length 28 cm in width 32 cm in height. Suitable for pets under 14 pounds. Easily suitable for cats, small dogs and most other small and medium-sized pets. Please measure the length of your pet before buying: neck to the base of the tail; height: floor to top of the shoulders. Breathable and transparent: PVC mesh is used as the carrier on the three sides. The well-ventilated design can optimize airflow and check pets. Reduce shoulder weight: This cat sling backpack is equipped with a chest buckle to help reduce the burden and prevent the shoulder strap from slipping off when the pet is moving. Keep your pet comfortable: The detachable comfort pad is easier to clean, allowing your pet to enjoy. Durable and easy to store: Our high-quality pet straps are very scratch-resistant and sturdy, and can be used for a long time. You can also rest assured that it is strong enough to resist pet scratches or bites.