Product Name: 10-Pack 68x30cm Electrostatic Cotton HEPA Air Purifier Filter Replacement Key Features: 1. Advanced Electrostatic Technology – Made with electrostatic electret cotton, this filter effectively captures PM2.5, fine dust, and airborne particles to help keep your air clean. 2. 3D Acupuncture Process – Designed with a special 3D needle-punch technique that reduces air resistance, improves airflow, and maintains strong filtration performance. 3. Reusable & Long-Lasting – The filter is washable and can be reused, offering a service life three to five times longer than ordinary filters, which saves you money over time. 4. Wide Compatibility – Fits most air purifiers (models 1, 2, and others), and can also be used for air conditioning vents, central air inlets, dust prevention, and anti-fog applications. 5. Simple Replacement – Easy to install and replace, helping you maintain your air purifier’s efficiency with minimal effort. Product Details: This HEPA-grade electrostatic cotton filter uses an electret material and 3D acupuncture craftsmanship to provide high filtration efficiency with low airflow resistance. It is washable and reusable, extending its usable life significantly compared to standard filters. Perfect for refreshing your air purifier, air conditioner, or ventilation system, it effectively traps dust, pollen, smoke, and other fine particles. The pack includes 10 filters, offering great value and convenience for regular maintenance. Specifications: - Color: White - Material: Electrostatic electret cotton - Size: 68 x 30 cm (approx.) - Package Contents: 10 pieces of electrostatic cotton filter Note: Slight color variations may occur due to lighting and monitor differences. Please allow a measurement tolerance of +/- 1–3 cm. Only the listed items are included in the package.