1.【Wide Compatibility】-- The replacement S7 wiper is compatible with Roborock S7 S7Plus T7 T7Plus T7SPlus robot vacuum cleaners.(Please check your robot model before purchasing) 2.【Non-repellent fiber】 -- S7 Roborock is made of selected superfine fibers.Strong water absorption, reusable.It can remove dust and various hair easily and effectively. 3.【Strong cleaning power】-- The s7 mop has strong and durable cleaning power and can easily deal with various stains such as stains, streaks, juice residue, oil stains on the floor, etc. 4.【Easy to Install】- It is convenient to replace the old mop and install a new one on your robot vacuum cleaner.Spare parts need to be replaced every two to three months to ensure optimal robot performance. 5.Due to factors such as manual measurement and display differences, there may be slight differences between individual products and pictures, please excuse me.