Degrum team designed smog-free bus stops. Our product – Green Bus-stop can serve as a tram- or a bus- stop, which is at the same time an enclave of clean air. Thanks to unique design of a shelter and filtering system pollution-free atmosphere can be guaranteed. People who use public transportation will be able to BREATH CLEAN and BREATH FREE while waiting to catch a ride. Reducing exposure time to harmful air pollution will have benefical influence on public transport users among over 400 000 Europeans dying prematurely due to SMOG every year.