Gavigain 10 Pieces Cotton Sticks,Humidifier Sticks Filter Replacement Wick Humidifiers Filter Sticks Humidifiers Refill Sticks for Cool Mist Humidifiers Portable Diffuser USB Mini Humidifier

COMPATIBLE FOR: Humidifier sticks filter is compatible for USB water bottle humidifier., MADE OF FILTER COTTON MATERIAL: Filter cotton sticks is made of filter cotton material , good absorbed and quarity., EFFECTIVE FOAM FILTER: Effective foam filter will enable a pure stream of water steam to freshen the air, which will ensure your ability to breathe more comfortably., POROSITY DISTRIBUTION: Humidifier sticks filter is Porosity distribution; absorbent particularly strong, water storage capacity, volatile stability., NOT WATER-SOLUBLE: Humidifier sticks filter is not water-soluble, non-stick blocking, to maintain the consistency of volatile agent speed.