Quality Protection: Patio Chair Cover is made from a high-grade polyester material with PU coating that protects against UV rays, water, dust, snow, and more. It's also waterproof, but a breathable seam prevents your furniture from staying in a damp condition. Decent Size: Outdoor Chair Cover comes in 3 sizes, so you can ensure a perfect fit around your chair. This chair cover measures 36''L*28W''*47H'' and it's perfect for 4-6 stackable dining chairs . It fits securely over your furniture while protecting it from rain, snow, and wind. Considerate Design:Our durable cover is affordable yet offers all the bells and whistles of more expensive brands. The cover features 2 vents to allow for air flow and elastic cord to ensure a tight, secure fit. The simple handle design makes it easy to take on and off, while the weight of the cover and 2 buckle clips keep it in place even when the wind hits. Why not use PVC?Rain and dirt arent the only things that can damage your patio furniture. Prolonged sun exposure can cause the PVC to stick to the surface of your furniture and then break down and weaken wood, wicker, and plastic. So the combination of high-grade polyester with PU coating has been designed to keep your furniture covered when its not in use to maximize its lifespan. " Warranty & Tips:All collection of patio sofa covers purchased from are backed by a 1-year warranty. Please feel free to contact us if you have any questions. Tips: Putting some objects under the cover to raise it up is high recommended, in order that the water and debris can be flow down .