- Expandable and Foldable Design: This innovative dog and cat backpack is designed for outdoor adventures and long-distance travel. With a simple expansion feature, it transforms into a spacious carrier, doubling the interior space to ensure your pet can move around comfortably, relax, and enjoy the journey. - Breathable and Visible: Featuring 4-8 tear-resistant breathable mesh panels, this backpack provides excellent ventilation and visibility. You can easily check on your pet, and the top opening allows them to stick their head out for fresh air and exploration. - Ample Interior Space: The backpack measures 15.8" x 12.2" x 9.5" unexpanded and expands to 15.8" x 12.2" x 21.7". Designed to accommodate pets up to 13lbs (6KG) for cats and 11lbs (5KG) for small to medium dogs, it ensures your furry friend has plenty of room to stretch and relax. - Travel-Friendly: Equipped with a breathable back panel, padded adjustable shoulder straps, and a chest buckle, this backpack is perfect for hiking, walking, or traveling. It's a reliable travel carrier for your pets. - Premium Materials and Functionality: Made from high-quality polyester and anti-scratch mesh, this backpack is sturdy and durable. It includes two side pockets for pet supplies, a built-in leash for safety, and a separate laptop compartment for devices up to 15.6 inches, making it practical for work and travel. - Multi-Functional Use: The backpack can be worn on your back or carried by hand. The adjustable top opening allows your pet to engage with the outside world while remaining secure inside. Ideal for outdoor adventures, train or plane travel, camping, or medical trips. - Safety Features: Safety is a priority, with secure belt buckles and a built-in leash that transforms the backpack into a car seat. This allows for safe travel in cars, SUVs, or trucks, preventing your pet from jumping out during sudden stops. - Emergency Preparedness: The backpack's stable and expandable compartments are perfect for providing temporary shelter for pets during emergencies such as fires. Multiple storage pockets allow you to carry essential supplies and emergency items conveniently.