Thoroughly clean your vehicles with care. Constructed of a 2.5" wide flow-through, plastic block with two holes for multiple handle compatibility. Compatible with 1 1/8" diameter tapered or threaded end handles, which are sold separately. The vinyl bumper protects vehicle finish from dents and scratches. Self-flagged polystyrene bristles for soft yet effective scrubbing. Bristle Material: Polystyrene; Bristle Length: 2.5"; Brush Length: 10"; Bristle Color: Black/White.