PGII rated, meets D.O.T. requirements for transport without secondary packaging. Each has a leak resistant gasket and absorbent pad to help contain liquid contents, should a primary container break.. RCRA hazardous waste label meets EPA satellite accumulation labeling requirements. Tamper Evident Label helps deter tampering during final disposal. All containers come with an absorbent pad to help contain excess fluid. Round Lid Opening. WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.