Perfect Compatibility: Specifically designed for the Narwal Freo S robot vacuum, these 3-layer replacement dust bags ensure a seamless fit and optimal functionality, enhancing your vacuum's efficiency. Advanced 3-Layer Filtration System: Constructed from two layers of non-woven fabric and one layer of meltblown fabric, our dust bags effectively block 99.7% of all dust particles, providing superior filtration and air purity. Efficient Filtration & Sealed Design: Our dust bags feature a unique seal that traps dust and particles within, preventing them from escaping back into the air. This design is ideal for homes with pets or children, ensuring a cleaner living environment. Large Capacity for Extended Use: Each bag offers a substantial capacity to collect more debris, minimizing the need to frequently replace bags. This not only saves time but also enhances the long-term performance of your vacuum. Easy, Tool-Free Installation: Designed for convenience, these replacement dust bags can be installed quickly and without any tools. For optimal performance, it is recommended to replace the bags every 3 to 6 months. Compatible Models For Narwal Freo S Robot Vacuum. Color: White Material: Non-woven fabric Specification: 12 pieces Package Contents: 12* Dust Bags,