Need filter replacement for L10S Ultra

Hi - Amazon vendors advertise filters for my L10S Ultra, but they are the wrong size filter.   Had to return the filters twice.   Where can I buy the correct sized filter for L10S Ultra?  Thanks.  

Hi，

Sorry for bringing you inconvenience,

The purchase page for the L10S ULTRA filter is as follows:

https://www.dreametech.com/products/filters-2-pack-for-l10s-ultra

Could you please provide us with the link to the filter you purchased on Amazon?

We hope the above information is helpful to you.