Rain Gutter Downspout Extensions, Downspout Extender for Rainwater Drainage Flexible, Down Spout Drain Extension Pipe and Extendable from 21 to 66 Inches (White)STURDY: This gutter downspout extension is made of thick material to make sure it is sturdier than others. It can withstand up to 10 pounds without deformation. The bad weather (such as storm, snow) will not affect or damage it. It can be buried underground EXTENDABLE: The downspout extender can be extended from 21" 66", multiple drain pipes can be connected easily by rotating. which will help you to extend the downspout to protect the foundation of