The Petmate Compass plastic kennel design was fueled by fifty years of experience in the kennel category. The unique Slide N Snap assembly with no tools required takes only seconds. Increased ventilation， doorway size and the addition of a 2-way opening door with dual turn-dial door latches provide the ultimate convenience for pet owners and extra comfort for pets! Nut and bolt compatible for airline travel. Pet parents should always confirm the airline travel requirements for each trip. Made in the USA.