Features: There are enough quantity of dry duster refills, so you can share them as a gift to your neighbors, family members, colleagues, etc. They will be very happy to receive this practical gift. The electrostatic duster refills are suitable for dusting, such as furniture, knickknacks, bookshelves, TV, furniture, window blinds or car cleaning. Specifications: Color: white/yellow/orange/blue Quantity: 20/30/60 pieces Size: as shown in the picture 4 Package includes: Set 1: 30 Pcs Disposable duster refills & 1 Handle（20pcs 180 Degree Dusters Refills + 10pcs 360 Degree Dusters Refills） Set 2: 60 Pcs Disposable white duster refills （40pcs 180 Degree Dusters Refills + 20pcs 360 Degree Dusters Refills） Set 3: 30 Pcs Disposable duster refills & 1 Handle（30 pcs 180 Degree Dusters Refills ） Set 4: 20 Pcs Disposable duster refills & 1 Handle (20pcs 360 Degree Dusters Refills）