Compatibility: Designed To Work Seamlessly With The T30S Combo Robot Vacuum Model To Ensure A Perfect Fit With Your Robot Vacuum. | | Advanced Filter Technology: Features A Three-Layer Design Of Non-Woven Fabric, Meltblown Cloth And Activated Carbon. Cdebris, And Odors, Keeping The Air Fresh And Clean. | | Large Capacity And Cost Effective: Our Dust Collection Bags Have A Capacity Of 2.9L, Each Bag Can Be Used For Up To 45 Days.12Pcs In A Pack, Great Value For Money And Suitable For Long Term Use. | | Tool Free Installation: Get Rid Of Complicated Installation Steps. The Dust Collection Bag Can Be Easily Installed On The Machine And Work Efficiently. | | Leak-Proof And Disposable: Tightly Sewn To Ensure No Leakage. It Can Be Discarded Immediately After Use To Avoid Dust Dispersion. | |