Compatibility: This crevice tool works perfectly with Dyson V7/V8/V10/V11/V12/V15 cordless vacuum cleaners. Purpose: The crevice tool is a tool for cleaning corners and hard-to-reach spaces between furniture, walls, floors and cabinets. Function: Easily and effectively removes dirt, dust and debris from corners and sides, especially hair and pet hair. Design: This nozzle is designed to be used with the crevice tool to clean small edges and hard-to-reach areas. Up close. Stronger grip. QUALITY: Made of durable and lightweight ABS plastic. Comfortable and durable, not easy to deform.