Grill topper aluminum sheets prevent food from dropping through the grate thereby doing away with any mess. They are also good for wrapping fragile fish or vegetables to be grilled. Topper grids may be rectangular, square or round and shaped as woks or baskets, preventing food from toppling over. You get non-stick, stone and porcelain grill toppers as also smoker-top grids. Actually grill toppers are available for the range of grill-cookery to include fish baskets and pizza pans. You even get custom designed grill toppers for searing steaks with symbols and designs.