Orange survey marking paint or spot markers are suited to construction and excavation sites, traffic markings, surveying, utilities and more. Suitable for use on concrete, gravel and more, this line marking spray paint is especially versatile and easy to use. You can create bright, highly visible lines on almost any surface that requires lines or boundaries, and the paint will be touch-dry within thirty minutes then fully cured within a day. Hardwearing and tough, this marker spray paint is ideal for warehouses, storage areas, sports courts and roads.