When you get a proper seal and fit, which was kind of a challenge for me since my ears is slightly larger than the small, the audio quality is really good and the sound stage is excellent. The chest strap is nice, and I really like the fact that the pack stays in place without having to have a waist strap. Diese Hausschuhe muss man lieben! Perfect for Apple products lover like meEverything you could charge on one stationEasy to use and simple to installed . Returned mine right away for a refund. I ordered a 7/8 and they fit perfect! Super cute AND comfortable! Overall they are comfortable, but the soles are harder then maybe other brands. I love the flitflop cross over lulu style. Quiet place calls the mic is better while noisy environments will pick up sounds.