Irwin 4935524 Features

• Visible after weeks of weather exposure and jobsite wear
• Reduces need for spray sealant
• Stains surfaces
• Great for extreme outdoor conditions because it can withstand harsh weather conditions and months of jobsite wear.
• Flip-cap keeps the chalk in the bottle where you want it and stops it from spilling out in areas that you don't.
• Flip-top cap also seals the chalk in an airtight chamber, keeping out moisture and reducing the risk of clumping.