On Sun, 1 Apr 2012 16:41:32 +0000 (UTC),
(Andrew Gabriel) wrote:

I thought a problem with them for this purpose is the pressure
can take the paint off.

Only time I've ever done that was when the paint was pretty ****tily
applied in the first place and deserved to come off. In fact, it was
waiting for the first heavy rain to take it off.