The Chickadee stroller base is the hub for One for Pets carriers. Our exclusive modular design allows you to fit your different One for Pets Carriers on the rack or in the basket. With detachable carriers, you can enjoy seamless transitions from your car to boarding planes, to shopping malls, and to all the places that you want! The stroller frame is compact when collapsed. You can easily fit the stroller in your car, or even your suitcase to your travel destinations! The stroller comes with 3 utility hooks that allows you to hook up your accessories.