Playmate Air Traveler Pet Carrier keep your puppy or dog safe when travelling. Door info sign providing relevant information to customers and helps them choose the right carrier for their pet. Air vents for pet comfort, plastic clips to secure unit together and also allows the carrier to be broken down when not in use. New improved Lock Nuts now feature metal thread for extra strength at key screw bolt points. It comes with strong carry handles and strong sturdy wheels. Available in large size.