To the bracket to the window pane. Holds very firmly. I do not often switch before the bracket from car to car, therefore once it and I am satisfied. To observe a little I would give if someone often has to change in front of the car. On the self-adhesive surface can also remain good sticking dirt. I have not looked up whether it can perhaps again clean with Wassser. So one should possibly have the plastic wrap on hand for transport in the car. My mobile phone casing is rounded. Now if I do not firmly clamp the cell phone 100% accurate, it gives me quite a few times happened that shortly afterwards fell out again. Now I always try to make it, that I've actually quite pinched. Therefore a star deduction that the terminals also like to 5 mm could have been longer so slightly thicker Händyhüllen still have sufficient grip. Experience I just wanted to share. otherwise unremarkable small and holds.
