Odor-resistant and antibacterial range hood filters, 30 sheets, keep your ventilation fan clean. As shown in the photo, I purchased them in November 2022 for 11,880 yen + shipping, but I no longer need them because I remodeled my kitchen. Therefore, they are brand new. - Product Name: Range Hood Filter R Type - Quantity: 30 sheets - Functions: Odor-resistant, antibacterial, dust collection, flame-retardant self-extinguishing - Application: For ventilation fans Thank you for looking.