Made of HDPE resin wood DURABILITY: Made of HDPE resin wood，our lumber is resistant to stains and corrosive substances, and isn't prone to splinter, crack, chip, peel, or rot. MATERIAL: Constructed of genuine our lumber that is not prone to splinter, crack, chip, peel or rot. WEATHER RESISTANCE: Our all-weather material is built to withstand all four seasons and a range of climates including hot sun, snowy winters, salt spray, and heavy winds. COLOR-STAY TECHNOLOGY:UV inhibitors and stabilizers protect our lumber from harmful environmental degradation and, along with light stable pigments, run continuously throughout the material. HARDWARE: Hardware is staineless steel, it can show some sign of corrosion in salt air environments. CLEAN EASY: Clean easily with soap, water and soft brush. 
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