1.Compatibility: This vacuum cleaner drum is compatible with the Dyson V7 V8 V10 V11 cordless wand vacuum cleaner.^2.High-quality soft roller head: The soft roller cleaning head is covered by a soft flannel. The fibers are wrapped in large pieces of debris, allowing them to enter the vacuum under the cleaner head while maintaining a tight seal on the floor.^3.Washable: The soft roller attachment is easy to disassemble, just press the red button, wash with cold water and stand the brush upright, and then completely dry it for at least 24 hours before making the transformation.^4.Design: The roller cleaning brush helps to clearly see the dirt and debris in the dark, providing an efficient vacuum cleaner or under the sofa to keep your home clean.