Please check the model, appearance and size before placing an order, Different AS models F113, F114 filter,Thank you Item Details: *Brand new and high quality *Made of high quality materials for durability *Filter dust to reduce dust, and other from seeping into your breathing air *The filter can intercept fine dust with a diameter of 0.3 microns or more, effectively filter pet hair, dust, dander and other pollutants, promote fresh exhaust, no secondary pollution *It is best to replace the spare parts every 3 to 6 months to keep the robot running at peak performance *Replace part number:# F77, 440003993, RO-440003993, F-77. *Fit for Dirt Devil Vibe 3 in 1 Bagless Vacuum Stick Vac with Handheld SD20020, SD20020FDI, SD20020PLFDI, SD20020TEFDI. Package Contents: 2/4 * Filters 1* Cleaning brush Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. F77 Filter for Dirt Devil Sd20020, Sd20020Fdi, Sd20020Plfdi, 440003993 The product is made of high-quality alloy materials to ensure long-term stability and reliability The product design is creative, fine workmanship, chic and novel, both practical and beautiful Applicable to a variety of places, with diverse functions to meet your different needs Easy to install and use, no professional tools or technology required, enjoy the convenience experience immediately