Play it safe when shipping non-rcra regulated waste with Labelmaster non-rcra regulated waste labels. Using your PC and printer, their half open box format allows you to fill in the information necessary for marking a container for transport in compliance with the dot and EPA regulations. Constructed of paper, these labels offer an economical alternative to vinyl. Fan-folded for pin-feed printers, they measure 6 x 6 in. And are sold in packs of 500.