Built to withstand a range of climates including hot sun, snowy winters, and strong coastal winds Constructed of genuine POLYWOOD® lumber that's infinitely recyclable and sustainably made from recycled and reusable plastic Durable, all-weather lumber not prone to splinter, crack, chip, peel, or rot 20-year residential warranty; 3-year commercial warranty Cleans easily with soap, water, and a soft-bristle brush UV protectant and color continuously throughout the HDPE material; requires no painting or waterproofing Marine-grade quality hardware Made in the USA Ships fully assembled Dimensions: 18.63 18.66 18.25