The Catit Carrier is the ideal solution for your pet transportation needs. Durable, sturdy and safe, the Catit Carrier is perfect for transporting your pet by car, bus, train, or even by air (check the airline regulations). Key features/benefits: Easy Assembly Side Latch System. Meets airline regulations (if used with permanent screws/tie wraps). Small for Cats with a maximum height of 24cm (9.5in). Medium for cats with maximum height of 27cm (10.5in). Waste Collection Gutter. Safety Lock. Top Petting Door. Convenient food and water dish.