Keson Perma-Mark permanent marking chalk is formulated for extreme conditions and long-term applications where layout marks must endure against weather, abrasion, and exposure. The advanced pigment formulation bonds with porous surfaces, creating marks that resist heavy rain, sun exposure, and foot traffic. For use with self-chalking line reels.

• Permanent marking chalk - Performance Level 4
• Waterproof, long-lasting lines
• Lines last up to a year
• 810 strikes usual line yield
• Great flow for easy reel fill-up
• Color may bleed through light-colored paint
• Made in the USA
• Color: Blue
• 8 oz bottle

FOR CALIFORNIA SHOPPERS

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

• ⚠  WARNING: Cancer - www.P65Warnings.ca.gov.