The filter screen can keep the cleaning performance of the sweeper and reduce the penetration of dust, pollen and other allergens into the air you breathe Provides a high level of filtration - The exhaust air filter catches fine dust before the air is expelled back into the room The washable motor filter prevents fine dust from entering the motor and damaging it It is suggested that it should be replaced every 1 -2months. Care Instructions: 1. Wash the lters regularly using warm, soapy water 2. It is very important that the lters are completely dry before (24 hours) Colour:black+white Material:Plastic + sponge + filter paper Package Contents: 3 * filter 3 * sponge 3 * of filter paper Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.