Health and safety sign with instructions on how to use a AFFF based fire extinguisher written in white on a red background to convey information regarding fire equipment. · · · Semi rigid sign · · White font on a red background · · Made of durable vinyl. · · Self-adhesive backing. · · Water-resistant and weatherproof. · · Ideal for identifying and providing instructions on how to use a water extinguisher in a workplace or other public setting.