However, if you want warm vocals and a punchy bass, look elsewhere. I played around with this feature and determined that there is a big "jump" in NC at a little more than the halfway mark. I was working from home using a Logitech USB headset. I have not worn them much due to this but I am hoping to find a fix for that. I can fit an XL but chose to purchase a M/L so I can recieve the outcome as in my photo. I also resell and have to organize everything by size and season and use these for that as well. Its ONLY with incoming calls, but every incoming call. Getting out of it again is sort of a fun challenge, but you just have to think it through first and youll be fine. For casual home use, you really have to evaluate whether you actually need this level of ergonomic help. It took me half an hour to install two 4" sections.