Marshalltown Perma-Cast Shake-On Color Hardener Blue Stone

Marshalltown Perma-Cast Shake-On Color Hardener is a powder that is applied to the surface of the concrete. It colors the concrete and hardens the surface. Best used in high traffic areas and areas where freeze-thaw issues might arise. Ideal for smaller applications. WARNING: Colors may vary from those shown on the website due to lighting, application, usage or monitor settings. Covers 100 sq ft per 50 lb pail. **Ships in 5 to 10 days**