Size: 6" X 6"Material: Fiberglass Reinforced AluminumSelf-Adhesive Wall Patch Is Designed To Easily And Quickly Fix Damaged Walls And Ceilings Of HolesAluminum And Reinforced Fiberglass Mesh Offer Superior Strength For A Permanent RepairSuperior Patch For Door Knob Holes And High Traffic Areas Where Repeat Offenses Could OccurWorks With Drywall, Plaster, Wood And Most Other MaterialsWill Not Rust Or Bleed Through