The Vanguard ALTA FLY 55T is an airline carry-on compatible four wheel trolley, but converts to a backpack in seconds to cover more rugged terrain. It is designed to face the challenges professional and photographers face when travelling all over the world. Constructed from durable, anti-scratch, moisture resistant materials, this bag is built to withstand years of long-haul wear and tear.Ultra-secure it features a 3 Security Point System: buckle lock over the external zipper and an internal full-coverage zippered mesh flap, so that you never need to worry about prying hands or eyes. Last but not least it is fully customisable so that you can dictate the content capacity, and when you arrive open up and find the best working tool for the job you came to shoot.The ALTA FLY 55T