Twin Door Outlet Covers for Older Homes without Grounded Electrical Outlets, Ivory Safety outlet covers childproof electrical outlets . Twin sliding doors on each outlet cover means child safety and insulation. Fit only non-grounded two prong duplex receptacles. Energy saving insulating gasket around perimeter of outlet cover seals against air leakages into and out of your home. Each ivory plastic outlet cover measures 2.75 inches by 4.5 inches. Made in USA. Care Cover Sliding Door Child Safety Outlet Cover has a child restraint design with spring loaded doors that automatically cover the black receptacle holes. The entire outlet is covered: change color of outlet cover to match ivory or white walls. Installed with a screw driver in less than a minute. Gasket around the interior of cover insulates against drafts. Made in USA. Note: Inspect electrical outlets for age deterioration or for repeated use damage , especially in kitchens and baths. Loosely fitting plugs, especially 2 prong ungrounded ones, may partially or completely slip from the receptacle when cords are slightly moved. These damaged receptacles are fire hazards.