Help employees remember to think of their safety first with our Think Safety First Signs. Further customize your sign by choosing from 10 colors for your line border. These vinyl aluminum safety first signs are ideal for outdoor use and measure 12" x 18". Constructed with high quality .063 heavy duty aluminum to ensure years of use 2 pre-drilled holes for easy hanging. Also features rounded corners for your safety. Most of our orders ship next business day so order yours today!