HIGH QUALITY AND DURAL: This cat bag is mainly made of comfortable and breathable nylon fabric, and the bottom is high quality canvas, waterproof and wear-resistant, easy to clean and fold. This backpack for pets easily fits cats, small dogs and most other small / medium sized pets - Suitable for under 5kg! VENTILATED DESIGN: Made of Oxford cloth, mesh. Large breathable mesh windows are more ventilated. Transparent and visible, you can observe the dynamics of the animal at any time. ERGONOMIC SHOULDER STRAPS: The enlarged mesh shoulder straps are adjustable and comfortable and breathable. Ergonomic design and adjustable chest strap and adjustable waist strap design can help reduce load and increase comfort, so that the shoulders are strained as well and reduce back pressure. (Tips : It is recommended to adjust the shoulder / chest / belt strap to the most comfortable condition before use.) COMFORTABLE AND SAFETY: The bottom is equipped with a dual-use pad, which is universal for the