Tested To Withstand 1000 lbs. This chiar is an affordable heavy duty chair for you! One of our bestselling commercial grade folding chairs provide years of durability. We have independently tested our Classic Series resin folding chair to withstand a static weight capacity of 1000lbs. 100% Virgin Resin This beautifully constructed chair is made from 100% non-recycled virgin resin and is resistant to splintering, warping or fading the way wood does, reducing your overall repair and replacement costs. The weather resistant coating and inner expanded closed cell resin core is built for high mechanical resistance and exceptional strength. Weather Resistant The weather resistant resin material makes this chair a favorite for outdoor events and does not absorb moisture so your chair won't change shape or fall apart. The vinyl-upholstered padded seat is waterproof and removable. These chairs are attractive, comfortable, durable, easy to assemble, and are sure to impress your guests.