The Giant Size Petmate Pet Porter combines value with preferred features, such as heavy duty plastic shells, wire doors, and plastic wing-nuts that won't corrode. Meets airline requirements. You'll be glad knowing your pet is traveling in comfort and safety. Perfect for giant breed dogs such as Saint Bernards, Newfoundlands, Bullmastiffs, Doberman Pinchers and Irish Setters. Features include: - Perfect for light travel around town or to the vet's office - Heavy-duty plastic shell with wire door and plastic wingnuts- Ideal for pets up to 34 inches tall- Meets airline requirements- Made in the U.S.A.