Round Ventilation Grilles Air Vent Covers Circle Moisture Proof Ventilation Holes Mesh Hole Stainless Steel Air Vent Cover for Bathroom Kitchen Premium Material:Shoe cabinet vent made of high quality stainless steel,pest control,corrosion resistant, rust- proof and oxidation- resistant, long service life. Buckle Design Firmly Not Loose:The inner ring of air vent is designed with a buckle, when you installing, use a tool to push it out point, then click into the hole, which can be reinforced to prevent shaking and falling off. Circulate Air:These circle air vent grill is designed to circulate the air throughout your cabinets, shed, provides adequate venting, redirect air away from the vent, keeps the air flow going to prevent damp and mould. Wide range of uses:Grilles vent mesh is used in wardrobes, cabinets, shoe cabinets, doors, lockers, etc., suitable for offices, meeting rooms, auditoriums, etc. that require porous mesh ventilation holes. Colour: Black Size: about 64mm in diameter, about 53mm in diameter, about 10mm in height Delivery Quantity: 12 Pieces Warm prompt: 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding 3. Only the above package contents, excluding other products.