Shape: Round Material: Stainless Steel Origin: Mainland China Certification: None   4pcs Wardrobe Cabinet Mesh Hole Black Air Vent Louver Ventilation Cover Stainless Steel Cutting hole Dia.19mm/25mm/29mm/35mm/53mm   Note:   Please allow 1-3mm errors due to manual measurement.   Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same….