Features: Easy to replace, suitable for many times, no dirty hands Strong toughness, meet the needs of high-intensity work, Applicable to Part number: 9.755-360.0 Compatible models: NT20/1, NT30, WD3 Size: 87cm x 34cm Material: nonwoven fabric colour: white Package Contents: 4 x Dust Bags Only the above package content, other products are not included. Note: Light reflection 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.