Broil King's Exact Fit Covers are made from heavy weight woven polyester with a water resistant PVC liner. They feature mesh ventilation for better air circulation and moisture resistance, as well as Velcro closures for a superior fit. Blue baseball stitching adds style to the extra heavy duty stitching. Molded rubber handles make it easy to remove the cover. Fits the following Broil King gas grills: Regal 400 Series Imperial 400 Series Sovereign XL / XLS 90