The duster attachment is made up of thousands of microfibres which create an electrostatic charge when used and attract the dust like a magnet it does not scratch your furniture you will even be able to get into difficult places with this fluffy and flexible duster after use just fold up and which makes it easy for storage the set consists of 1 duster holder and 10 replacement duster attachments size duster holder approx 30 cm x 3 cm cover working area approx 14 x 10 cm material hand