New, unused item. Will be shipped with simple packaging. Product Name: KNME097A4 Humidifying Filter 99A0554 Humidifier Filter for Air Purifiers ACK55 MCK55 MCK40 MCK50 Replacement Filter Compatible Set of 2 Reference Price: 2300 yen Brand: WINYES Material: Polypropylene, Polyester, 3D Knitted Polyester Product Dimensions: 17.5 cm length x 17.5 cm width x 0.8 cm thickness Compatible Devices: Air Purifier [Compatible Models] Daikin Humidifying Air Purifiers ACK55X-H, MCK55XY-W, ACK55X-W, MCK40X-W, MCK55X-H, MCK55X-T, MCK55X-W, MCK55XBK-H, MCK55XBK-T, MCK55XBK-W, MCK55XE8-H, MCK55XE8-T, MCK55XE8-W, MCK55XJ-H, MCK55XJ-T, MCK55XJ-W, MCK55XKS-H, MCK55XKS-T, MCK55XKS-W, MCK55XN-H, MCK55XN-T, MCK55XN-W, MCK55XY-H, MCK55XY-T, ACK55X-T, etc. *Please confirm the applicable models before purchasing. [Compatible Model Numbers] KNME097A4 (99A0554) Humidifying Filter Daikin Air Purifier Compatible Humidifying Filter Blue: Set of 2, Compatible Product, Frame not included. Size: Approximately 176mm in diameter * Approximately 8mm thick. [Material] Polypropylene, Polyester, 3D Knitted Polyester (Fusion static type, can be washed). By bundling and knitting ultra-fine fibers, the water absorption performance is enhanced.