REFLECTIVE FOIL STAPLE TAB INSULATION designed specifically for wood stud walls or floors spaced at 16" on center. Enhances fibre or cellulose insulation or as a stand-alone insulation to prevent heat loss. Reflects up to 96% of Radiant Heat loss. Helps reduce dampness and increase comfort. Excellent Vapor and Radiant Barrier. Unaffected by Moisture and Humidity. Quick and Easy to install with no special tools. Measure desired length, cut and staple the tabs into the wood studs. Material is made of two highly reflective aluminum metalized foil in between two layers(5/16") of air bubbles. DIY Project, lightweight and easy to handle. Tools required: measuring tape, utility knife or scissors and a staple gun. Material is Fiber free and environmentally safe. No special clothing or breathing respirator required.