I wear my PXC 450's daily and walk around alot with them (pacing mostly). My cable has deteriorated, especially the top end with the 2.5mm connector. As I am traveling soon I want to replace the cable so I can take my headphones with me. What cables are compatible with the PXC 450's? And where...

here a name of a triple flange sleeve that fits the monster turbine well:  Shure EA306 Triple Flange Sleeves for E3c, E3g, E4c, E4g, E5c, I3, I4c, E3c-n and E4c-n models  unfortunately i don't know about these in the UK but i would guess that amazon is your best bet. Also try finding a...