This vacuum cleaner attachment is designed for use with the Dyson V7 and V8 models and filter. It is compatible with both models, and is perfect for cleaning carpets, hard floors, and upholstery. The attachment is made from high-quality materials and is built to last, ensuring that it will provide you with reliable, long-lasting performance. The attachment is easy to use, and is designed to be simple and intuitive, so you can get the best possible results with minimal effort.