GenoFlex Universal Downspout Extension diverts water away from foundations and prevents erosion. GenoFlex installs without tools and fits both 2-inch by 3-inch and 3-inch by 4-inch downspouts on one end (No cutting required). GenoFlex connects to PVC Sewer and Drain Pipe, SDR35 Drain Pipe, 3 and 4-inch Corrugated Sewer and Drain Pipe, and Flex Drain. GenoFlex is bendable, flexible, and expandable. Expanding from 19-inch to 55-inch. GenoFlex is available in four colors; Brown, White, Green and Tan.