GOOD NEWS. . . . The PICTURE UPLOAD FUNCTION IS WORKING !!! The tech folks at the parent company have been able to remedy the issue. You can upload pictures once again. Thank you for your patience.
I assume you are talking about the stuff manufacturers use to dress up a cut fiberglass edge. You might try Flex Trim, enter item # 338064 at the west marine website www.westmarine.com. It comes in black and white. It is $30 for a 25ft length