Usage scenario: Metal gutter guard can be used to filter grass, dead leaves, and debris; protect gutters and downpipes from clogging, saving you time cleaning gutters and downpipes. Material: Made of high-quality metal material, lightweight, rust-free, excellent filtration effect and strong structure. Usage instructions: Adjust the filter screen diameter to be slightly smaller than the downpipe diameter based on your needs, then insert it. No repeated maintenance required, so you don't need to worry about the downpipe getting stuck and spend much time and effort cleaning it. Features: Protects drainage pipes, downpipes, drains, and more from leaves, roof moss, branches, and dirt. Also prevents pests from entering pipes. Gutter guard against gutter leaves, leaf filter. Top-quality material. Made of aluminum alloy, rust-free, strong, corrosion-resistant, wear-resistant, long lifespan and reusable. Adjustable size and shape. Very flexible, 3 in (rectangular and circular filters). The adjustable gutter guard fits better to your pipe. Package quantity: 4 pieces