Irwin Strait-Line 5 Lb Red Chalk is great for outdoor use including carpentry, bricklaying, masonry, roofing, carpet installation, floor and wall tiling, painting, decorating and many other uses. The durable formula is weather-resistant and suitable for interior or exterior use.

• Permanent staining formula for exterior use
• Visible after weeks of weather exposure and jobsite wear
• Use to show layout changes and corrections on metal, concrete, lumber, plastic, cardboard and other surfaces
• High-visibility chalk
• For self-chalking line reels
• Plastic containers filled by weight, not volume
• Size: 5 Lb
• Color: Red

FOR CALIFORNIA SHOPPERS

Hello Californians! Your government wants us to show you the following message:

• ⚠  WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov