1. Sturdy structure: This pet transporter is made of durable Oxford material that provides maximum strength and durability. The wheels allow travelers to walk comfortably through airports with long walkways. It also features hand carrying straps and an adjustable shoulder strap to make pulling and pushing easier. Assembly is easy. 2. Wellventilated construction: This pet carrier with wheels has multiple mesh windows that ensure air circulation and maximum visibility. A comfortable mat and an integrated safety leash for pets are included. 3. Removable platform with wheels: The included folding trolley has 4 wheels and an extendable telescopic handle that ensures comfortable mobility when traveling. The handle is adjustable and can be set to different heights, making this pet carrier suitable for people of various sizes. 4. Easy storage: This pet carrier can be removed from the base to become a standalone pet travel bag by simply loosening the bottom Velcro fastener. The fourwheel platform is removable, and the cat carrier can be folded completely flat for convenient storage when you're done traveling.