Golden State soft bristles fountain brush head is easy to hook up to a flow thru aluminum on/off switch extendable pole. 2" densely filled flagged-tip bristles clean large trucks, boats, and mobile homes without scratch the paint surface. All around bristles design allow you clean different edges and corners at once. Lightweight 10" foam block with one threaded hole can fit into any standard pole. Light yellow color bristles highlight the dirt. Reliable quality in wholesale price.