The air you breathe directly affects your health. There are plenty of air purifiers you can use at home. IWIND is a wearable air purifier that protects you from allergens, dust, industrial wastes, and other dangerous chemicals as you ride your bike.
IWIND has a filter that can catch particles up to 0.4 microns that make up 99% of all air pollution. It comes with a convenient universal mount. The device even has a LED light mounted behind it for safer ride at night.