Brand Name: GutterStuff *Product Type: Gutter Guard *Product Length: 48 in. *Material: Polyester Foam *Color: Black *Number in Package: 8 *Product Width: 5 in. *Style: K *Material Type: Polyester Foam *Maximum Gutter Size: 5 in. *Blocks leaves and debris from clogging gutters* Won't crumble, dent, bend or cave in* 5 year warranty from vendor