Extend 4 plus working area.

Consumable item for the Desktop Air Purifier. 2 spare pre-filters in the package. 3-layer filtration including premium activated carbon and HEPA filters to achieve a 99.97% purification rate.

Ideal for xTool F1 on-site crafting such as craftshow, wedding, and more. Solid shell & embedded EVA foam shields your F1 against shocks. Tailored slots for F1 storage and extra space for accessories. Onmi-directional wheels and the retractable handle for easier usage.