High-Quality Silicone Material: Made from premium silicone, this flexible and durable draft stopper fits snugly on wooden, glass, or metal doors. Adjustable to 2” W x 39/78” L, it's suitable for most standard doors and is heat- and cold-resistant for year-round use. Triple-Layer Design for Enhanced Protection: The triple-layer design blocks cold air, prevents heat loss, reduces noise, and keeps dust and insects out. Ideal for interior and exterior doors, windows, and garages, it creates a peaceful, clean environment. Save Energy and Money: This draft stopper reduces energy consumption by preventing air leaks, making your home more efficient. It maintains indoor temperatures, lowering HVAC strain and reducing utility bills. Easy Installation with Strong Adhesive: Featuring strong 3M adhesive, this stopper sticks firmly to various doors, including sliding doors and windows. Installation is quick—measure, cut, peel, and stick. Use thumbtacks for extra security if needed. Tips and Support: Heat the adhesive with a hair dryer for 2 minutes in cold weather. Ensure the surface is clean and press firmly. Let sit for 24 hours before heavy use. Not ideal for rough surfaces. We offer excellent after-sales support—contact us with any questions. Home Essential: The 3 Pack Door Draft Stopper, available in Brown, White, and Black, improves energy efficiency, reduces noise, and blocks dust. It's easy to install and blends with any decor, ensuring a more comfortable, energy-efficient home all year.