The Topcoat is recommended for rolled application or spraying of the Screen Goo. 4600$120.00 Screen Goo Digital Grey Lite Topcoat - 500 mL 4599$72.00 Screen Goo Digital Grey Lite Topcoat - 2.3 L 4601$235.00 Screen Goo Digital Grey Lite Topcoat - 3.78 L 4602$385.00 Screen Goo Digital Grey Lite Topcoat - 16 L 4603$1,440.00 Screen Goo