4" x 10' Gutter Seal Roll, Stops Gutter Leaks Inside Or Outside, Can Be Used As A Liner Or Cut Into Small Handy Size Patches For Stopping Leaks At Joints, Just Peel Off The Release Paper & Press In Place, Self Stick Instant Repair For Metal & Vinyl Gutters, Super Reinforced Aluminum Surface, Lasts For Years, Easily Painted To Match Other Colors When Used On The Outside Of Gutters.