Gutter Guard Filters: Includes 4 adjustable metal gutter guard filters, the size is 15 * 7.5 cm, it can be cut to the gutter size that best suits your needs, and it is packaged in a box. Scope of Application: Suitable for drainage ditches, eaves, underground ditches, sewers, etc., to prevent clogging by flowers, leaves, silt, and other debris. Save you the trouble of cleaning drains. Adjustable Size: Our aluminum gutter guard filter can be easily bent to fit your drainage system. It fits conventional drain pipes of most sizes and can also be cut to any length. Installation is Simple: Installing the downspout filter requires no tools, simply adjust the diameter of the downspout filter to be slightly smaller than the diameter of the water pipe, then install and fix it. Durable Material: The gutter guard filter is made of high-quality aluminum, sturdy and durable, not easy to rust, even under winter, snow, hail, high temperature, and other bad weather.