Collinite 9201 No. 920 Fiberglass Boat Cleaner-1/2 Gallon First step product restores blemished fiberglass, while preparing surface for follow-up wax application. Restores neglected fiberglass finishes effected by weathering Preps surface for follow-up wax shine and protection Improves wax bond, spread and staying power Available in 16 fl oz and 64 fl oz