This lightweight cover goes right over the two bikes ( as long as both bikes handle bars are not over a total of 37" wide with both bikes facing upward in rack) and 5 straps in the rear closes up so the rain does not get on your bikes. Bikes cannot be longer than 74". A yellow strap tightens the cover around the bottom wheels as shown in the photo. Complete with 10 - cover clips, five bungee connectors, and one yellow strap. plus shipping