Made in USA. Magnetic Mail Slot Covers are Energy Efficient. Eliminate costly drafts from mail slot openings. Save on fuel bills. Magnetic seal prevents loss of warm or cool air. Pays for itself quickly. Decorative Look. Eliminates unsightly openings and adds elegance. Door Covers come in attractive colors to match your décor, choose white, silver, gold or red colors. Fits All Mail Slot Openings. For use on wood or metal doors in conjunction with your existing exterior mail door. Easy Installation - Fastens easily to the interior of all wood, fiberglass or metal entry doors or walls in minutes.We manufacture Green Weatherization Home Energy Conservation Draft Stopper Products in the U.S.A. Our products help stop drafts, reduce your energy bills, save you money, and improve the comfort of your home. Fireplace Plugs, Whole House Fan Shutter Covers, R-50 Attic Stair Covers, R-42 EZ Hatch Attic Access Scuttle Doors, Dog Pet Doors, Dryer Vent Seals, Radon Test Kits, Air Conditioner Covers, Recessed Light Covers, Insulated Switch Plate Covers, Insulated Crawl Space Vents, Premium and Economy In-Line Duct Back Draft Dampers, Home Energy Monitors, and more! Our green home energy star weatherization products SAVE YOU MONEY ON YOUR ENERGY BILLS by reducing drafts and air-leaks around often overlooked "holes", including the attic stairs, the attic scuttle access door, the whole house fan, the fireplace, the clothes dryer, the air conditioner, switch plates, recessed lights, the bathroom, kitchen, clothes dryer exhaust fans, pet door, crawl space vents, and more! Use our energy monitor to measure your energy savings! By sealing these air leaks, our products reduce cold drafts and heat loss in the winter, as well as air-conditioning loss in the summer. Our weatherization products green your home, conserve energy, lower your utility bills, reduce noise and pollutants, improve indoor air quality, reduce the chance of ice dams and attic mold.