Type G/N Airclean Filterbags, 4 Boxes New upgraded Miele GN bags w/3D Efficiency Traps over 99.9% of harmful allergens - improved suction, filtration & storage capacity Each Box Includes 4 Bags, 1 Pre-Motor & 1 SuperAirClean Filter As specified in owner's manual, use of genuine dustbags, maintains manufacturer's warranty. Design for use with 400 Series, 600 Series, 800 Series, s2 Series, s5 Series, & s8 Series