Dimensions: surface diameter: 42 mm, opening diameter: 35 mm, height: 10 mm. Suitable for most sizes and easier to use.Material: Made with a durable and antioxidant stainless steel material that is not only tough and durable, strong antioxidant and antioxidant, also has a beautiful circular grid design.Ventilation: the breathable mesh can reduce the smell in the closet, prevent foreign bodies from entering and objects in the closet. Elegant and fashionable, suitable for all . Stainless steel mesh, design, exquisite round holes with breathable design, small round holes can be dustproof and not easy.Simple installation: the round ventilation holes can be installed quickly and , they are easy to install and the holes of the same diameter can be installed directly.Application: Porous mesh ventilation holes are normally used for ventilation cabinets, cabinets, cabinets, shoemakers, etc. Suitable for offices, conference rooms, concert , auditoriums, etc. where porous mesh ventilation holes are required.Design: mesh, round.Colour: blackMaterial: stainless steelPackage Contents:50 * Stainless steel ventilation Only the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.