Delhi’s polluted air is hogging headlines and the natives of the capital city are seriously bothered about the alarming levels of pollution there.People are wearing masks of all types almost everywhere in the capital – malls, markets, on the road, in schools and even in parks. It’s even become trendy on social media as the fear of falling ill has been driving online sales of masks and room air purifiers. For some, the masks have also become a sort of style statement. Interestingly people are posting pictures of themselves wearing the masks on social media with accompanying messages expressing their ire with the quality of air in the National Capital Region.  Masks with breathing valves come in various colors, designs and patterns and cost between Rs 1,800 and Rs 2,500.Masks have indeed become the new fashion icon of Delhiites.