Dont take chances when shipping materials that are potentially hazardous when inhaled. Put Labelmasters Inhalation Hazard Worded Placards to work. These DOT placards meet the requirements of 49 CFR 172.500 for domestic and international shipments of hazardous materials by highway, rail and water. Using UV inks that retard peeling, chipping and fading, they are printed on non-adhesive, polycoated tagboard, which offers exceptional resistance to buckling and blowouts in all weather conditions. Recommended for use with Slidemaster holders, these Hazard Class 6 placards measure 273 x 273mm and are sold in packs of 25.