What sunshade can I buy that will fit my 2009 honda civic coupe?

I have bought the largest one walmart sells but its not large enough for my very long windshield in my 2009 honda civic coupe.What sunshade can I buy that will fit my 2009 honda civic coupe?I ran into the same problem with my '09 Civic...the deceptively huge windshield. http://www.weathertech.com/store/mvprodu鈥?/a> fits it perfectly!