?Compatible Model? Compatible For Irobot Roomba Combo R113840 Robotic Vacuum Cleaner (Please Confirm Your Vacuum Cleaner Model Before Purchg) | | ?Non-Shedding Fiber Mop Cloth? Made Of Microfibers And Will Not Scratch The Floor, Strong Water Absorption, High Temperature Resistance, No Fading, No Lint, Easy Drying, Durable, Reusable. | | ?High Performance Filter? Hepa Filter Can Maintain The Cleaning Performance Of The Sweeper While Reducing The Penetration Of Dust Into The Air You Breathe. | | ?Non-Tangled Brush? High-Quality Non-Tangled Debris Removal Main Brush Are Perfectly Matched To Catch Food, Pet Hair, Etc. Side Brush Can Go Deep Into Corners And Edges Easy To Handle The Footprints On The Floor, Juice Residue, Oil Stains, Etc. | | ?Tips?: Suggest To Replacing The Replacement Parts Every 2-3 Months To Keep Your Vacuum At Peak Performance, It Also Depends On Your Frequency Of Usage. If The Side Brushes Are Bent Or Curled Due To , Please Recover Them By Simp.