Health and safety sign with “Ear Protection Must Be Worn” written in blue on a white background which indicates a required action. · · · Semi rigid sign · · White font on a blue background · · Protects your hearing: Wearing ear protection can help to prevent hearing loss from exposure to loud noise. · · Improves communication: Wearing ear protection can help you to hear what others are saying in noisy environments. · · Increases safety: Wearing ear protection can help to protect you from sudden loud noises that could cause hearing damage. · · Made of durable materials.