Hi, and thanks for your feedback on the Pro 575 grill cover. These covers are designed to protect your Traeger against inclement weather and other environmental threats, such as sun, wind, snow, tree sap, pollen, dirt, and of course, rain. If you are finding that the cover is not performing as expected, please reach out to Traeger Customer Service as soon as it is noticed. All of our accessories, including grill covers, come with a one-year warranty for material and manufacturing defects.