Maximise the cleaning efficiency of your Miele vacuum cleaner with Miele 9917730 HyClean 3D Efficiency Dustbags.Allowing you to vacuum up to 20% more before needing to be replaced, these dustbags have a 3D effect, giving you more space to capture household dust and dirt. The nine layers of filtration offered by HyClean 3D Efficiency Dustbags makes them perfect for allergy sufferers.Miele dustbags lock securely into Miele cleaners so vacuumed dust is directed into the dustbag, minimising airborne particles. Included in the box with four dustbags comes two vacuum filters to help keep your vacuum working efficiently. Vacuum bags and motor filter Part number: 9917730 Compatibility Complete C3 (S8000 – S8999) Complete C2 (S5000 – S5999) Classic C1 (S2120 – S2180) S600 – S658 S400 – S456i