Genuine 100% lambswool duster. Ideal for cleaning hard-to-reach areas (corners, crevices, cracks, ceiling fans). Perfect for cleaning hard-to-clean devices (louvers, vents, blinds). Washable. Will not streak or scratch. Bristle Material: Lambswool; Bristle Length: 12"; Bristle Depth: 4"; Bristle Color: Multicolor.