Advaning’s retractable-awning cover is designed with heavy-duty polyester with TPE coating which is water mildew and UV resistant. These high-quality awning covers protect your retractable awning from the weather elements keeping it dry and intact during periods when it is not in use. Note: Although the awning cover is made to fit most standard applications please note that bracket type and bracket placement may affect the awning cover’s performance. The material allows for customization by allowing the consumer to make necessary adjustments.