Features: Experience comfort with our dog backpack carrier, featuring reversible front/back carrying modes and upgraded warm insulation to keep your pet warm during winter adventures. Engineered with ergonomic wide shoulder strap for weight distribution, breathable ventilation panels, and a waterproof reinforced base to ensures durability across season and weather condition. Designed for commuters, hiking enthusiasts, and pet parents searching secure transportation solution for small to mediums dog during daily errands or outdoor explorations. Great for winter walking, rainy day outings, vet visit, or travels where temperature control and airflows are critical for dog wellbeing. This multifunctional pet carrier combine adaptability with premium protections, featuring season responsive design that prioritize both owner comfort and canine safety in transit. Specifications: Component: Nylon, Cotton Product Size: Approx. 33x43cm/13x16.93inch Color: 01/02/03/04/05 Package Includes: 1PC Dog backpack Carrier note: Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item