The Landmann Round Rock 48 Grill Cover 590350 is specifically designed for the Round Rock 48 Grill to protect against sun, wind, rain or snow damage and prevent debris from getting into or collecting on the grill. The cover is designed to fit the contour of the grill while the bottom draw string secures the cover preventing the wind from lifting it off. It's made of PVC with polyester material making the cover durable and weather resistant.