LeafGuard Gutters are available in 16 colors. They go through a few steps to ensure the finish will last for a lifetime. Prior to painting LeafGuard, the metal (aluminum) go through a pre-treatment process to ensure maximum paint adhesion. The exterior finish is the ScratchGuard, two coat system applied in a continuous baked on process in a single operation, comprising of an acid based primer and a baked on high performance linear polyester topcoat. The inside of the gutter is finished with a polyester backer or wash coat. All accessories used with the LeafGuard Gutter System also have the same ScratchGuard finish as the gutters. IE: Elbow, Miters, Downspouts.