Light and durable, Yakima's Skyrise HD Medium Rooftop Tent is the result of our collaboration with Yakima. We've customized the design for a perfect fit on the Rivian Cargo Crossbars. By purchasing this item, you agree to use the product as directed on the Rivian R1S.   Sets up easily with two people Two skylights for stargazing 2.5” thick, wall-to-wall foam mattress Cargo Crossbars sold separately