This fluorescent blue paint is ideal for marking paint on most surfaces. This 20-ounce can covers 370 linear feet, is non-clogging, can be operated upside down at ideal temperatures, and has a high-delivery tip and valve system for smoother coverage. This product has a solvent base and has a freeze point depressant. It will not be affected by moisture after the 30-minute drying time. It can be used with #244 Spot Marker and #245 Marking Stick.