Compatibility Guaranteed: Designed For S1 Pro . These filters a for your specific cordless vacuum cleaner models, enhancing performance and ease of use. Advanced Filtration Technology: Equipped with a high-efficiency HEPA filter paired with a robust mesh filter, this combination boosts the overall filtration efficiency by 200%. It effectively traps fine particles, ensuring a cleaner and healthier environment in your home or office. Cost-Effective Pack: providing a practical and economical solution for maintaining your vacuum's optimal performance. Ideal for households and offices, ensuring you always have a spare filter at hand. Maintenance Tips: For sustained performance and efficiency, it's recommended to clean these filters regularly and replace them every three months. This routine maintenance helps preserve the powerful suction of your vacuum and extends its operational life. User-Friendly Installation: These filters are designed for hassle-free installation. Each filter can be easily cleaned with the provided tool to remove dust from the HEPA , and the mesh can be rinsed with cool water, making maintenance a breeze. Colour:As Shown Material:ABS Package Contents: 8 x Cleaner Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.