Labelmaster sl18 empty label, pvc-free film, 152 x 152 mm, 500/roll help put safety first with labelmaster’s empty labels. These are used for marking a container of radioactive materials. Made of flexible, weather-resistant pvc-free vinyl, they feature automotive-grade ink pigments and specially formulated adhesives, and help keep you in regulatory compliance. Black and white, the labels measure 152 x 152mm and are sold in rolls of 500.