Scope of application: The replacement bag is only applicable to Eufy Clean X8 Pro Self-Emptying Station. Please check your machine type before ordering. High quality: The same design and materials ensure quality. The vacuum bag is made of two layers of non-woven fabric, one layer of melt-blown fiber and one layer of activated carbon filter cotton, which can effectively absorb odors and keep the air fresh. Large capacity: Deodorizing dust bag size 17.5 cm × 13 cm, hot-pressed edge seal without leakage. Its large capacity can hold up to 60 days of dust and captures 99.97% of small particles down to 0.3 microns that float in the air. Easy to use: just remove the complete dust bag and install the new bag along the support slot, very easy to replace and maintain. Package includes: 10 replacement bags included, enough for 16-20 months, the time may vary depending on the working conditions of your vacuum cleaner. Note: The data are all measured manually, please allow 1-3cm error due to