The Yakima SoftTop Camo Cargo Bag offers extra space for storing luggage or gear on top of your car. Doesn't Matter whether you have crossbars or don't, this bag will work. The bag is weather-resistant, which works well when the weather is dry for the most part. Offering 13 cubic feet of storage, so you don't have to pile everything into the trunk or seating space of your vehicle. Plus, this one is camo colored, so nobody will be able to see it up there. Maybe. Features of the Yakima SoftTop Cargo Bag Weather resistant construction for 2 season travel Adjustable mounting straps secure the bag to nearly all roof type-including naked roofs Easy to install, remove and store when not in use 13 cubic feet of storage