Reflectix ST16025 Staple Tab Insulation 16 Inch x 25 ft Roll The staple tab edge is manufactured by perforating the bubbles 3/4" Down each edge of the product This creates a foldable tab which provides easier stapling for installation in wall, ceiling, and floor systems Inhibits or eliminates condensation Reflective insulation for use in a crawl space, attic, wall, metal buildings and post and frame structures Fiber free, environmentally safe, easy to install and lightweight Metallic foil surface repels heat Air bubble lining resists transfer of heat Non-toxic