The Petmate Traveler Ultra Vari Kennel provides your pet with a safe travel & training kennel. The durable plastic shell comes with heavy-duty, easy-to-assemble hardware. Each kennel features an easy-open squeeze latch, metal side events to promote healthy air flow & an interior floor moat to keep a pet dry. Convenient tie-down strap holes allow you to zip-tie the kennel together for added security during airline travel. For airline travel, the Ultra Vari Kennel meets most air travel requirements. For a smoother journey, pet parents should contact their specific airline beforehand for verification.