Hard to imagine that ‘sexist’ wasn’t a word that came up when deciding to do this sort of research at Microsoft given the corporate aspects of Microsoft.
Is the black material perhaps a touch sensor mesh? I can’t think of any other reason for it other then it being some kind of a sensor (maybe a light intensity profiler for measuring runway lights or something, or maybe accelerometers etc to ensure proper posture). I think the feathery wings are a clever way to conceal a RF antenna such that this is an IoT clothing example.