Also, check out the January issue of [Sound on Sound][1] for a comparison of many studio headphones, both open and closed models.

(Digital version of the article here, you have to have a subscription or buy the article for $1,49: http://www.soundonsound.com/sos/jan10/articles/studioheadphones.htm?print=yes)

[1]: http://www.soundonsound.com/