Material - Made of sturdy, durable, non-toxic and skin-friendly canvas. Lightweight, soft and comfortable, your dog will feel free inside and have a great time hiking or traveling with you.Super Comfortable - The back and adjustable straps of the dog backpack have extra thick padding, which helps relieve the burden on your shoulder and back, making it more comfortable to wear.The head design provides your dog with maximum comfort. With large mesh on the sides, breathable. It also comes with a removable mat to keep pets comfortable.Safe - Built-in adjustable safety hook can fit your dog's collar, prevent it from jumping out. You can wear the X-shaped backpack, which is safer and more comfortable on your shoulder.The hands-free pet travel carrier makes your trip more enjoyable The backpack is for small animals, cats under 6.5 kg, small dogs under 5 kg. Details - Safe inner collar rope can be attached to pet's leash or harness, preventing your pet from jumping out. - With foam padded back and shouder, reduce shoulder burden and pain. - Air vents and mesh design for maximum air circulation. - You can carry it as a pet backpack or a pet carrier bag. - Lightweight, comfortable to wear. The straps carry the bag vertically, which is very convenient. At the same time, you can also wear it with the straps crossed to ensure that the backpack does not slip off your shoulders. Designed for animal travel, riding, walking, cycling, hiking and outdoor activities. Backpack size: 37*25*40cm. Note: The backpack is for small pets, cats under 6.5kg, small dogs under 5kg. About our services If you have any questions, please leave a message, we will reply to you as soon as possible within 24 hours and provide you with the best warm customer service.