One of the buds would not stay paired4. The memory foam means that they are comfortable, but as with all memory foam, constant pressure will compress it, however Ive not had any issues with comfort on these things. Noise reduction is about the same as the Peltor units, but ambient sound amplification with the Leights is MUCH better. Reilly), our dictator gets stripped of his power, money, and beard. I will be giving it a second shot and hopefully I will have a better trip. Motivos:-Las almohadillas son deficientes. Queda muy bien y el montaje, si se siguen las instrucciones, no presenta problemas. My issue is the smell. It completely crapped out, which I attributed to it being a year old and never opened. The 42 narrow fits me perfectly and is so comfortable!