Easy to install and easy to use. Multiple wands, could and clean ceiling. Reach out and dust off the arrow easily, do the housework so easy. Vacuum cleaner extension tube,Insert the small head into the other straight tube or plug into brush can extend the working length, easy to handle a variety of difficult to clean ground, such as high bookshelf, ceiling dust, and corners that are not easy to reach. Adapting model: suitable for vacuum cleaner,also compatible with Eureka, Kirby, Shop-Vac and other household vacuum cleaners and central vacuum cleaners that requering 1-1/4inch inner hose end. Usually plugged in 2-3 sections or connect with adapter for connecting and extending Vacuum Cleaner Attachment. Size:Length:45cm Large Sides Inner Diameter: 3.2cm Small Side Outer Diameter: 3.1cm Colour: black Material: plastic Package Contents: 2 * Vacuum Extension Wall Pipe / 1 * Vacuum Extension Wall Pipe Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.