GUTTER CLEANING TOOL: The strainer prevents leaves, seeds and other debris clogging gutter downspout, keeps the water flow free. You're still going to occasionally clean out the debris accumulated around the strainer, much easier to clear the downspout inside. | EFFECTIVE STRUCTURE: This design works well for needles. Spherical shield head, flow-direction slot gap make leaves stop around, dirty and needles go into the tube. The size can be applied to holes of 1.7” to 2.6”. It’s also one of the most beautiful gutter guard strainer in appearance. | BUILT TO LAST: Made from 304 stainless steel and designed to over 10 years. 304 contains at least 18% chromium, which provides excellent corrosion and oxidation resistance. It's easy to wash away residues, keep shinning after a long use. | EASY TO INSTALL: Measure the inner size of downspout, no tools required, simply push them into holes. For smaller holes, you can squeeze or use plier to shape for fitting.