Builder-s-Marker-Tub-48-Markal-MRK-96081-p-Markal-Builder-s-markers-are-more-economical-&-longer-lasting-than-ordinary-wax-crayons-They-are-lead-free-&-non-toxic-p-p-Weather-&-fade-resistant-p-p-Marking-Temperature-Range-29-deg-C-to-66-deg-C-20-deg-F-to-150-deg-F-p-Markal-MRK-96081-Builder-s-Marker-Tub-48-