I only used once. Life saver! I didn't have to worry about losing my child at the airport, and carrying (rolling) in both into the plane was a breeze. Website description: The BRICA Roll 'n Go Car Seat Transporter is an easy way to convert your car seat to an airport stroller. The universal attachment method quickly and securely attaches virtually all convertible and forward facing car seats. The fold-in wheels and multi-position telescoping handle folds down flat for easy storage in tight overhead bins and your closet. High quality materials such as aircraft grade aluminum, reinforced nylon and premium in-line skate wheels ensure a smooth ride for parent and child. Text or call {contact info removed}