Duraglas is a polyester resin mixed with chopped strand fiberglass. It is a white putty that is used to repair fiberglass chips and cracks. This filler is waterproof. Duraglas comes with one tube of white cream hardener.
WARNING: This product can expose you to chemicals including Styrene which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov