Magma Rectangular 12" x 18" Grill Cover - Navy Blue [A10-1290CN]Rectangular 12" x 18" Grill Cover Navy Blue These grill covers are designed specifically to fit any Magma rectangular grill with a 12 X 18 grilling surface and are available in boatings most popular colors. Constructed from breathable solution dyed acrylic fabric that is water and fade resistant. The material is guaranteed with a 5 year warranty that covers the fabric from becoming unserviceable because of loss of color or strength from normal