Accuform, MRLD301VP, 10" x 7" ANSI Warning Safety Sign "Welding Arc - Wear Proper Eye Protection" Plastic Features: Manufactured with 50% Post-Consumer Recycled plastic and is recyclable code 2 .055" thick polyethylene, matte surface print Impact resistant with slight flexibility Rounded corners and 3/16" mounting holes on most sizes, will be adjusted for larger sizes Service temperature range: -90F to 168