High Quality Material - The Wheel cleaning brush is made of synthetic wool,stand up to any soap or cleaner that you use; Wheel Woolies Brushess Kit - 1x Long woolies wheel brush, 1x Small Soft Wooly Brush and 1x car detailing brush,for remove brake dust, oil, dirt, grime and other harmful debris from any surface; Metal Free - This car wheel brush is metal free,extremely durable and high strength handle makes it easier remove tire dust safely; Flexibility - Our wool tire brushes is flexibility,brush head can be bent, easier to deep into hard-reach area; Detailing Brush - The small detailing brush is great for tight clearances around wheels and other areas of your car that are difficult to reach.