Sturdy: This gutter downspout extension crafted from PE material, it resists deformation under loads of at least 10 pounds rigorously tested, making it ideal for withstanding the outdoor environments. It's even tough enough to be buried underground without compromise. Compatibility: Each downspout extender includes two different size adapters to fit downspouts of 2" x 3", 3" x 3", and 3" x 4". The innovative split design enhances flexibility, two different sizes of adapters are suitable for all US standard downspout. Applications: Each downspout drain extension can be extended from 21" to 67". It can not only safeguards your home's foundation from rainwater damage but also assists in garden irrigating and more. Superior Performance: Featuring exceptional flexibility, this downspout extender bends easily without creasing or cracking. It can withstand extreme weather conditions such as snow, sun exposure. Package & Service: Included in the package are 2* Rain drain pipes, 4* Adapters, and 8* Screws. You can use the screws to secure the extenders to downspouts preventing displacement. We are committed to providing you with outstanding service and are available 24/7 to address any concerns or issues. Please contact us anytime you needed. Gutterlix 2 Pack Flexible Gutter Downspout Extensions Extendable from 21" to 67", Downspout Extender Comes with Adapters, Thickened Down spout Drain Extension for Rainwater Drainage(Brown)