Genuine Dyson HAIR REMOVAL VANES head. Model → 443357 Compatible models → sv21 sv33 The following processes have been performed: Disassembly and oxygen cleaning Operation check Alcohol disinfection Please assess the condition from the images as this is a used item. If you have any concerns, please leave a comment. Each item is photographed individually, and the item in the image will be shipped. We also have many other Dyson products for sale. Thank you. m(_ _)m e94