The Monster Vent Brush #MV-2 features hollow, vented barrel which reduce weight and allow maximum air flow.
The handle is polished hard wood * Hollow Barrel Reduces Weight
Reinforced Bristles - Boar Bristles with nylon
Fully vented to maximize air flow * Wood Barrell 2-1/2" Diameter
4-1/2" Diameter - End of Bristle to End of Bristle * Made in China