FEATURES 100% and can help reduce drying, improve the dryer and reduce the risk of fire-caused lint accumulating in the dryer duct and vent hood. Removing lint from your dryer channel reduces drying and improves the life of your dryer while extending the life of your dryer. Includes 1 brush (4 inches) and 6 rods (each 24 inches long). 6 rods to extend it to the length you need. Can be used with or without a drill. Help achieve prional results, save tons of your work and time. Rods are flexibleBrushes can be cut for specific applicationsSpecification:Material: nylonRod:8mm in dr, 610mm in lengthBrush:4 inchesColor: as the picture showNote:Please allow 1-3cm deviation due to manual measurement. and light coloring for different display setting.Thank you for your understanding, nice day!Package Includes:1 x Brush Head6 x Sticks