Wide Compatibility: The extension hose is perfectly compatible with Dyson V11, V10, V8, V7 vacuum cleaners with converter adapter. Flexible Extendable Length: Up to 160cm, easily extends to reach more areas such as dryer crevices under furniture and heating ducts. Save time and make cleaning more convenient. Easy to use: Connect the hose directly to the vacuum cleaner, no additional adapter is needed, with a quick-release locking button to ensure the tool fits and does not fall off. High quality: Made of high-quality ABS material, sturdy and durable, fits and stays on the vacuum cleaner, no falling off or loosening after connection (Note: Cannot be attached to motorized parts.) The crevice tool for Dyson vacuum cleaner can be bent up to 180 degrees, so you can easily clean hard-to-reach places such as dryer slots under furniture, heating ducts, along the refrigerator, under kitchen appliances, etc.