Use to prevent leaves, debris, roof moss, twigs and other dirt from clogging downspouts or rain gutters and stop critters from crawling in, saving you time and expensive repairs These gutter filters are made of non-waterproof aluminum, which is durable, waterproof and weather-resistant for long-term use. These gutter filters are 100mm wide and 145mm high. They are very flexible and can be bent to fit the size of your gutter system. Perfect for most sizes of downspouts. No additional tools required, just place it into the downspout hole and push it into the correct position. Note: Please wear gloves when using these filters as sharp edges may cause scratches. Color: Silver Material: Metal Size: 145x100mm Package contents: 8 * Downspout filter only contains the above package contents, other products are not included.