Clothing Brush This brush removes dust, pollen, and PM2.5 from clothing, and also helps to smooth the fabric fibers. In addition, it untangles fibers and prevents pilling, making it the perfect brush for wool. Size: Approximately 23.5 x 7 x 4.6 cm Materials: Wood - Walnut Bristles - White pig hair, brown horse hair Please purchase only if you understand that this is a used item.