Material Safety: Odorless, high temperature resistant, and deformation-free. Even Water Control: Water is evenly distributed without pooling, safe for wooden floors and tiles. Universal Compatibility: Compatible with multiple models of sweeping robots / vacuum cleaners. Large Capacity and Long Lasting: Large water tank, filling it once is enough to mop the entire house. Detachable and Washable: Tool-free snap-on design for easy disassembly, simple to remove by hand.