NMC OSHA sign is the perfect way to alert your employees and guests when a hazard is present in your facility. These OSHA signs comply with OSHA 29 CFR 1910.145. Rigid plastic 0.050 thick polystyrene material is ideal for long lasting indoor or outdoor use. It is supplied with radius corners and pre-drilled corner mounting holes. Mounting: yes. Good chemical resistance. Maximum temperature: 183 degrees F. Measures 10-inches length by 7-inches height. Legend "DANGER KEEP OFF".