The products are made of high-strength and environmentally friendly materials to ensure optimal performance and a healthier lifestyle. The cloth has good softness, while cleaning the dirt, it also protects the floor from scratches. Easy to install and remove, no need to spend more energy and time. The HEPA filter is made of high-strength environmentally friendly materials, which can block most dust down to 0.3 micrometers. The filter can maintain the cleaning performance of the sweeper, while reducing the penetration of dust, pollen and other allergens into the air you breathe As part of normal maintenance, it can be easily removed and replaced Color: as shown in the color Material: Plastic + microfiber Applicable to: For J3 robot Package Contents: 4 x HEPA filters 4 x Mop cloth 1 x Cleaning brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The