• Get everything you need in one Premium package: 2 filters, and 4 sponge filters
• Premium Material: Our replacement parts kits are designed in high-strength materials to ensure optimal performance working as well as the original accessories
• Replacement Frequency: Please clean the filter frequently, we recommended to replace the brush and filter every 2-3 months, also depending on the frequency of use, to keep the vacuum working with high performance and to extend your vacuum cleaner life.
• Easy Installation: Easy to install and replace without any tools. If you find that your robot is noisy or doesn't work, please kindly check whether the roller brush is stuck due to not cleaning hairs for a long time

Specifications:

• Product weight: 325g
• Package size: 15*10*4.5cm
• Compatible with: ‎Shark Vacuum Navigator Lift-away ZU503AMZ/NV350/NV351/NV352/NV355/NV356E/NV357/NV360/NV370/NV391/UV440/UV490/UV500/UV540/UV541/UV550