Features: Keep your indoor air freshs and clean with our washable filters for the J4/J4 Lite sweeping robot. These quality filters effectively capture dust, dirt, and tiny particles, ensuring a healthier environment. Our reusable filters are designed for easy maintenance. Simply remove and clean them, saving you money on replacements. Enjoy the convenience of long lasting filtration. Suitable for households and individuals concerned about their well being, these filters provide excellent filtration, capturing even the smallest particles. Perfect for homes, offices, and other indoor spaces. Upgrade your sweeping robot with our compatible filters. Not only will it keep your floors clean, but it will also help improve the quality of the air in your surroundings. Breathe easier with our reliable filtration. Say goodbye to dustys environments with our effective filters. Designed for high dust areas, such as pet friendly homes or workplaces, they help reduce allergen and create a healthier living or working space. Experience cleaner air with our advanced filtration technology. Specifications: Material: Plastic Applicable Model: For J4/J4 Lite Size: As Shown in the Pictures Package Includes: 4x Filters Or 8x Filters note: Please allow 1-2cm errors due to manual measurement. Please make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.