Do I need an N95 filter?
What is the difference between the OURA Active Mask and the OURA Air Mask?
How often do I need to change the N95 filter?
Can I buy additional N95 filters?
Can the mask be washed?
Will this mask protect me from COVID-19?
When will I receive my mask?
Can the mask be returned/exchanged?
Can you fulfill bulk orders?