Made of advantageous materials, more durable. It is usually recommended to exchange spare parts every 2 to 3 months depending on the frequency of use to guarantee the mechanical device has its supreme performance. Filters can preserve the cleaning performance of the sweeper and reduce the ingress of dust. Suitable for Conga 1090 Delicate and exquisite, extremely event the equipment. colour: white + black Material: plastic Package Contents: 6 x hepa filters Only the above package content, diversified merchandise are not included. Note: Light shooting and diverse exhibits can cause the color of the object in the picture a bit various from the real thing. The measurement allowed error is +/- 1-3cm.