Rolls up or down with the window glass for Your Smart Needs automatically. The sunshade hook is attached to the window glass for Your Smart Needs, then the sunshade fabric rolls up when then the glass for Your Smart Needs is up and the fabric will roll into the aluminum tube automatically when the glass for Your Smart Needs is down.
open the car door and place the sun shades on the window frame (metallic part) the magnets will automatically snap on. Driver and co-driver can partially fold the curtain for better visibility of side mirrors.