What You Get20 x practical round vent, Bottom diameter: 1.38 inches/35 mm, outer diameter: 1.65 inches/42 mm. Enough quantity can meet your daily use and replacement needs. High Quality MaterialThe soffit vents are made of stainless steel and have the characteristics of strong resistance to gravity.It is not only anti-oxidation, but also has a more beautiful installation effect. Honeycomb DesignThe louver vent is delicate round holes for honeycomb design, conforms to the ventilation design, that is dust-proof and not easy to be blocked. The circular mesh allows wind to easily flow into your living space, and give you a fresh and tasteless living and working environment. Widely ApplicationThis type of small vent is easy to install and can be directly installed with holes of the same diameter. Suitable for kitchen cabinets, wardrobes, decorative cabinets and offices, conference rooms, concert halls. Due to manual measurement, please allow for a slight error. Please make sure you don't mind before bidding. Colors may vary depending on the monitor, please understand. Attention: Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly