"Stop - Personal Protective Equipment Required" Label By SmartSign | 10" x 10" Laminated Vinyl DURABLE VINYL. Made of 4 mil thick, conformable vinyl and has an aggressive adhesive backing. Labels last up to 5 years outside. LAMINATED. Graphics are protected from weather and abuse. Graffiti can be cleaned off. Laminated labels outlast competitive unlaminated or overcoated labels. EASY TO CLEAN. Laminated vinyl labels can be easily wiped off to remove dirt, dust, or grease. INSTALLATION. Labels stick to flat or curved surfaces and can be used indoors or outdoors. STOP SIGN SHAPE. Stop. Read this warning. The octagon shape gets attention and reinforces the importance of reading this label's headline message.