Product Description: Colour:White Green and Gray(Customized) Material:360° Composite HEPA and Nano Coconut Shell Activated Carbon Filter. Suitable For: Dyson Air Filter 968126-03 First Generation Dyson Tower Purifiers 305158-01 TP00 TP03 TP01 TP02 AM11 BP01. Function: There are 3 layers of the filter. The first layer is filtered via zero micron, the second one layer by way of 0 micron, and the zero layer via zero micron. 1. Sterilization, antibacterial, clear out wide and fantastic particles. 2 PM2 smog, dust. 3. Remove formaldehyde, odor, benzene, TVOC.