I've tried a few compatible products, but this genuine product absorbs dirt the best and seems to last the longest! Why not give it a try? - Model: YN-9/N-9 - Quantity: 4 sheets - Application: Cleaning filter, made of fiberglass ※ Will be shipped folded ☆ Instant purchase OK ☆ If you purchase with other items I have for sale that can be shipped together, I will discount the shipping cost! ☆ Please refrain from purchasing if you are overly concerned about minor details. Kitchen, kitchen, range hood, baffle plate, filter, thick, super absorbent