Irwin Strait-Line 8oz Marking Chalk

Description

Blue Chalk – Standard Marking ChalkFeatures\r\n\r\nInterior or exterior use\r\nMarks are temporary\r\nProvides great visibility\r\n\r\nRed Chalk – Permanent Marking ChalkFeatures\r\n\r\nExterior use\r\nVisible after weeks of weather exposure and jobsite wear\r\n\r\nOrange Chalk -Hi-Visibility Features\r\n\r\nUse to show layout changes and corrections on metal, concrete, lumber, plastic, cardboard and other surfaces.\r\nDurable formula is weather-resistant and suitable for exterior use.\r\nHigh-visibility chalk is Ideal for low light conditions and on dark surfaces.