Labelmaster Class 3 Flammable Liq DOT Hazmat Placard, Rigid Vinyl, 25-Pack is a DOT hazmat placard for Class 3 Flammable Liquid shipments. The 25-pack gives carriers, chemical shippers, warehouses and safety teams a dependable supply for trucks, trailers, containers, placard holders and loading dock operations. The standard placard format is designed for easy visibility, while the rigid vinyl material is selected for the way the placard will be used. Rigid vinyl handles repeated use in compatible placard holders without relying on adhesive backing. Use it when stocking DOT placards for trailers, maintaining placard holders, preparing UN-specific hazmat markings, or supporting recurring shipping and fleet compliance workflows. Always verify the UN number, hazard class, wording and material choice against the shipping papers and current regulations before transport. Labelmaster supports professional dangerous goods compliance for fleets, distribution centers and safety teams.