Side brushes are easy to remove and replace as part of routine maintenance. 5-arm side brushes have stronger cleaning power than ordinary 3-arm side brushes, double efficiency of corner cleaning Newly designed anti-winding roller, the brush adjusts and rotates, sweeps dust into the dust box to prevent hair from tangling Filters maintain cleaning performance while reducing infiltration of dust, pollen and other allergens into the air you breathe. It is best to replace spare parts every 2 to 3 months to keep the machine running at its best performance Material:plastic colour:Red , White Package Contents: 1 x main brush 1 x main brush cover 2 x filter 2 x side brush 2 x cleaning tools 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.