looks like a Castelli pocketliner http://www.wiggle.co.uk/castelli-pocket-liner-jacket/
edit - actually, I think @604cefiro was right with the muur - same zip
It isn't quite the same as the cuffs are different, but the Muur is as close as I can see from their current line up
@clem-fandango started
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looks like a Castelli pocketliner http://www.wiggle.co.uk/castelli-pocket-liner-jacket/
edit - actually, I think @604cefiro was right with the muur - same zip