In order for a glass to be convex it is curved. Without the backing it will have no support and will crack. 
        I make the replacement mirrors that everyone sells, I am happy to see people using them.

                            Stacy

> On Nov 23, 2019, at 12:52 PM, Dan N <dn92610@gmail.com> wrote:
> 
> thanks Stacy and Chris,
> yes.. the stick-on convex glas won't fit or stick well, it needs the glass carrier.
> 
> dan
> 
>> On Sat, Nov 23, 2019 at 12:49 PM Stacy Schneider <vwcrewman@gmail.com> wrote:
>> You would need the mounting plate as well. Other then that they go straight across.
>> 
>> > On Nov 23, 2019, at 9:48 AM, Chris S <szpejankowski@gmail.com> wrote:
>> > 
>> > I use them on both sides and love them.  There are no down sides. 
>> > 
>> > Wysłane z iPhone'a
>> > 
>> >> Wiadomość napisana przez Dan N <dn92610@gmail.com> w dniu 23.11.2019, o godz. 12:12:
>> >> 
>> >> hi all,
>> >> 
>> >> is there any of you uses a convex glass on the driver side mirror? (meaning
>> >> the same glass as on the passenger side)
>> >> 
>> >> if you could you please tell why you like or why you don't like.
>> >> 
>> >> thanks
>> >> 
>> >> dan