DDrain Smart container-drainer discs are an excellent choice for uniform drainage along with a quick and easy installation. The 6-inch discs diameter discs are perfect for small to medium pots or containers. For larger containers or pots, try our 9" diameter Drain Smart discs on a convenient 3-pack http://www.amazon.com/Drain-Smart-9-Disc-2-pack/dp/B01EI75EOW/ref=sr_1_1?ie=UTF8&qid=1462285729&sr=8-1&keywords=drain+smart+9%22