Never kill your back again trying to carry a dog on your shoulder through the airport. Simply roll it in the Tutto Pet Carrier. Best carry-on, Whole Dog Journal. Rated Best carrier by top university of veterinary medicine. Fits under most airline seats. Retractable handle, turn on its side, screen up, roll up flap for ventalation. 3 entry points, top, side and end. The small Pet On Wheels could fit your pet size 17 inch L x 13 inch W x 9 inch H and up to 12 lbs for your pet weight. It also has a comfortable carrying handle on top for lifting the carrier into cars, etc. Other features include a large pocket for stowing your computer, treats, a water bottle, a leash, paperwork, and so on, and a washable synthetic fleece pad for the dog. It folds to 31/2 inch when not in use. Made of extremely durable nylon.