Description:-2 Ways Expandable:The pet carrier can be extended on front and back, provide more space for pets playing and relaxing outside.-Sturdy Design: Sturdy carbon fiber frame rod to ensure the pet carrier keeps upright and will not be deformed. -There are multi ventilation holes surrounded provides excellent ventilation ensure fresh air for your pet and the extendable parts is also mesh design to offer maximum breath ability-Size: 18x12x12inch (27x18x12inch when 2 mesh windows fully expanding) Perfect for small dogs puppy cats kitten.-Made of Elite Standard nylon fabric, easy clean and lightweight; the side pocket for holding pet snacks or a water bottle.Specification:Size: 45x30x30cm/18x12x12inchExtended Size: 70x45x30cm/27x18x12inchFolded Size: 45x30x5cm/18x12x2inchPackage Includes:1 Piece Pet Carrier'