"Caution - This Machine Has No Brain, Use Your Own" Label by SmartSign | 5" x 7" Laminated Vinyl DURABLE VINYL. Made of 4 mil thick, conformable vinyl and has aggressive adhesive backing. LAMINATED. UV-resistant, weatherproof overlaminate protects the label from moisture, solvents, chemicals, abrasion and fading. 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.