Features: Multi purpose application: these versatile floor vents can be utilized in various places, from homes and offices to workplaces and supermarkets. They not only fulfill functional requirements but also help in elevating the overall decor of any place. Delicate and silent operation: these floor vent covers are designed to provide efficient and quiet operation. Reduce unwanted noise while ensuring ideal air control in your desired space, enhancing the comfort and tranquility of your environment. Specifications: Material: steel metal Color: black Size: 4 x 8 inches/ 10.16 x 20.32 cm Package includes: 4 x Floor vent covers Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays