Bose ® QuietComfort ® 20i Acoustic Noise Cancelling Headphones, best noise cancelling of in ear types

Things i like:- noise cancelling. They are not as good as the qc25/35 (which cancel almost everything out) but i didn’t want big over-ear ones and these were by far the best in-ear i have tried. I have used on aeroplanes, trains, buses, in the office and on the street …