Midwest Homes For Pets Spree Travel Carrier. The 19" Spree is recommended for average size cats, "Tiny" breed dogs and other small animals included Ferrets & birds. The Spree Pet Carrier is fast and easy to assemble with no tools required and is a perfect travel pet carrier for quick trips to / from the dog park, pet store, Veterinarian and etc. Each Spree features a secure / easy-to use door that can open in either direction & a built in carrying handle for easy portability. The Spree pet carrier is made of durable, easy to clean plastic and provides for the proper circulation and visibility for your pet.