The Deckorators Summit Boulder deck board combines the inviting aesthetic of natural wood with the cutting-edge strength of Surestone® Mineral-Based Composite (MBC) Technology. This is the perfect choice for homeowners seeking high-end, maintenance-free performance, superior stability, and the confidence of a leading warranty. Exceptional Stability: Engineered with virtually no thermal expansion or contraction, meaning your boards maintain their shape and spacing regardless of temperature swings. Warranted for Ground & Water Contact: Features virtually zero moisture absorption, making it safe for low-to-grade decks, pool surrounds, or high-moisture environments. Best Strength-to-Weight Ratio: The MBC core is nearly 35% lighter than traditional composite, making installation and handling easier without sacrificing structural integrity. Enhanced Traction: The textured surface and unique composition deliver solid traction and confident footing, even in wet conditions. Built to Last: Will not sag, crack, splinter, or chalk.