1.Not quite about the size of your downspout holes No need to worry, Those 6 packs. suitable for resisting most blockages. 2.EASY TO USE: No extra tools required, easy to adjustable, you can tighten the gutter as much as you need. You just need to easily into the right place. 3.NO MORE CLOGGING: Save yourself the hassle of constantly unclogging your gutter; your wallet from pricey repairs. With of 6 rain gutter screens in set, youll be to keep leaves, dirt, and debris out of your downspout pipes the simple and effective way. 4.DURABLE MATERIAL: We adopt non-, waterproof and weather-resistant aluminum. This gutter strainer is more heavy-duty. Durable enough to stay firmly in place and t bother you to re-install it. Colour: silver Material: aluminum Size: 15 x 8.0cm Package Contents: 6 x Filter cap Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.