With no first-hand experience, I'd offer you to research the Beyerdynamic Dt990's. and the "Pro" version which is, no matter what anyone says the same thing but made of plastic instead of Aluminum.
Perhaps you are tapping them together far too vigorously at that price. Might I suggest a wiser use of money? http://www.shinyshiny.tv/tadpoles-main.jpg
Anything good to be said about Hifiman Equipment, more specifically this model here http://www.amazon.com/HiFiMAN-HM601LE-HiFiMan-HM-601-Portable/dp/B004DHOHYQ/ref=sr_1_1?ie=UTF8&qid=1390454521&sr=8-1&keywords=hifiman+601 I plan on getting more worth headphones but want more of an idea on...