This Polywood Nautical 37 Inch Square Dining Table is maintenance free and durable for long time use. Recycled Plastic Recycled Plastic Polywood Lumber is made from over 90% post consumer plastic and High Density Polyethylene which is impervious to all types of weather conditions including rain, snow, salt water, sun and ice. Polywood has color fastness and UV inhibitors to reduce fading. Polywood never splinters, warps or corrodes and is tougher and more resilient than treated wood. Use indoors or outdoors as recycled plastic is easy to clean and thrives in all type temperatures. This set can sit outside in Vail in the winter and Miami in Summer. Shipped knocked down, with easy assembly required. Made with an umbrella hole.