The five in one I-GO 2 Escort is the smarter way to travel with your pet. Includes a telescoping handle with wheels which allows to function as a rolling case, or it can be used as a backpack, tote, car seat or as an airline travel carrying case (meets most airline regulations). Plus, it includes a removable fleece pad for comfort and easy washing, a large mesh opening for pets to see out, an added pouch for carrying treats, toys and leash, wheel covers and a tether to secure your pet for safe travel.