The humidifier filter can effectively filter out dust, nice replacement parts to keep the humidifier high-efficienct work. It is replacement for Homles HWF64 humidifier. Features: Easy to install and use. Effectively dust filter. Changing the filter regularly will help your machine function normally. Durable and practical. Replacement for Homles HWF64 humidifier. Specifications: Material: Lastics Color: Black Quantity: 1Pc, 2Pcs (optional) Item Size: 240 * 165mm / 9.45 * 6.5in Item Weight: 1Pc: 83g / 2.93ounces 2Pcs: 166g / 5.86ounces Package Weight: 1Pc: 88g / 3.1ounces 2Pcs: 169g / 5.96ounces Package Size: 1Pc: 240 * 165 * 50mm / 9.45 * 6.5 * 1.97in 2Pcs: 240 * 165 * 100mm / 9.45 * 6.5 * 3.94in Package List: 2 * Humidifier Filter