NOTE: May be suitable for transporting pets via air. Transport your pets in the air with ease with the Airline Carrier. Designed with side and rear vents to promote healthy air flow and ventilation, tough durable construction with reinforced side walls, removable and lockable wheels and a sturdy steel front door with an easy to open latch. With different sizes available to accomodate different pet sizes, this carrier is ideal for flights, travel or trips to the vet.