Just when you thought wearables were dead, Plume Labs is coming up with an interesting wearable device focused on tracking pollution around you.

The Flow tracker works both inside and outside and could be particularly useful if you live in a polluted city.

It tracks particulate matter PM2.5 , nitrogen dioxide, ozone, volatile organic compounds VOCs , temperature and humidity.

You can clip it to your bag, bike or stroller.

It has a tiny leather strap and looks nice.

On the device itself, you can find a touch button and 12 color LEDs to tell you the pollution status of the last 12 hours without having to look at your phone.

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