The Broil King Exact Fit Covers are crafted of heavy weight woven polyester with a water resistant PVC lining. They feature mesh venting for enhanced air flow and moisture resistance as well as Velcro closures for a superior fit. These covers have blue baseball stitching that adds style to the extra-reinforced seams. They have molded rubber handles that make the cover easy to remove and easy to handle. These covers will keep your grill clean and protected all year round.