6 Disposable Microfibre Bags.
 
Universal Style fits both F-style and twist-style Kirby models. 
 
Fits: G4, G5, Gsix, Ultimate G, Ultimate G Diamond, Sentria, Sentria II, and Avalir models. Fits both F-style and Twist-style adapters.
 
*Disposable Microfibre last longer than paper- Provide up to 50% better suction-Up to 50% longer life than paper-Trap 99.5% of 0.5 micron Dust.