In reply to jonathanfield:
> I won it in a climbing competition and it is a great jacket but it is too small so I'm looking to sell it so I can buy one in the right size.
Why don't you ring Haglof? I'm sure if your are polite and explain the circumstances you got the jacket under they'd gladly swap it for the right size.
Failing that try any half descent independant outdoor shop, that stocks it.
HTH