Features: Air circulation in your house: This air conditioner register cover provides maximum air circulation throughout your living spaces. It reduces the occurrence of stuffy rooms, instead providing a fresh and well aired environment for you. Widely applied: This ceiling vent register can be widely applied to commercial and domestic use, fitting for restaurant, hotel, motel, library, market, living room, and more. Specifications: Material: mainly metal Color: white Size: Fitting ceiling opening: about 10 x 6 inches Panel: about 11.75 x 7.65 inches Rear catheter: about 9.68 inches x 5.74 inches Height of the duct: about 1.35 inches. Package includes: 6 x Ceiling vent covers Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.