I've got a spare pair of e85/6 black ones that I was going to use for a project (involving some knee protection for track days) - but I got proper bucket seats instead which solved the problem.
You're welcome to them for the cost of postage (unless you're local to either Liverpool or Heathrow).
You'll have to remove the plastic tabs, then find a way to trim them and affix them some way (maybe double-sided velcro for adjustment/removal?