Muffles ambient noise enough to concentrate.

The sound quality is very good and they do greatly reduce the ambient noise

These really sound great and do a good job of blocking ambient noise since they fit completely over ear

They do reduce ambient noise, however they are not noise isolating.

Blocks out ambient noise very well

They actually do shut out most of the ambient noise around me so I can really enjoy my music.

Blocks out ambient noise very well

The nicely cushioned soft pleather covered ear cups adjust for angle to offer a secure fit that provides excellent insulation against ambient noise and are very comfortable to wear, even for extended periods of time

These headphones do not block ambient noise at all.

While they are not officially noise cancelling headphones, they do a decent job of removing ambient noise.

These fit me more on the ear than over the ear and audio or video sound is as good as if they were to surround my ears