How long can I use one filter? 
In the Urban Air Mask 2.0 Package, you get 2 changeable filters. Each filter lifetime depends on many factors such as the pollution in your surroundings. On average our filters last 100 hours but we advise to change every second week for hygienic reasons.

How do I get the right size? 
To get your size right, please follow the guide below:

XS < 30 KG or < 65 LB

S 30 - 50 KG or 65 - 110 LB

M 50 - 75 KG or 110 - 165 LB

L > 75 KG or > 165 LB

If you have any other questions, please visit our FAQ or send us an email to and we’ll answer within 24 hours.