Features: 1Made from soft and durable nylon materials it is an ideal tool. Suitable for cleaning dryer pipelines 2Prevention of fire risks cotton velvet stacking and dryer ventilation pipes may be a disaster clean ventilation port can reduce risk 3Extended to 20 feet our powerful 14 poles and 4 inch brushes are easy to use help laundry safety and optimization 4Good quality durable can be used for a long time bring a lot of convenience 5Small size can be loaded into the bag easy to carry easy to take easy to use Specification: Item Type: Chimney BrushMaterial: NylonProduct Size: Brush: Approx. 4 x 4 x 70cm / 1.6 x 1.6 x 28in(Maximum Size)Bristle Length: Approx. 40mm / 1.6inBrush Use: Mild Cleaning Dust RemovalWeight: Approx. 631g / 22.3oz Package List: 1 x Brush Head6 x Nylon Pole1 x Brush1 x HEX Screw1 x Wrench Note: Please allow 0 to 2 cm error due to manual measurement. Thanks for your understanding.