http://www.ultralightoutdoorgear.co.uk/ ... -bag-p3857

Light, but hardly cheap..

New alpkit bag looks good, apart from the stitch through, don't like that. #-O Speaking about synthetic bags, snugpak recently released this: http://www.snugpak.com/outdoor/clothing/venture/adventure-racing-sleeping-system which I'm hopefully getting to test in the coming month or so, 650g, synthet...

Or a few other races.. Not that they are closer to your nick of the woods.. EXPERIENCE REQUIREMENTS Participants must have finished at least one of the following winter racers: Rovaniemi 150 Susitna 100 White Mountain 100 Sheep Mountain 150 Arrowhead 135 Yukon Arctic Ultra Tuscobia 75 Tuscobia 150 6...

stumpled upon this the other evening,
might be some useful info.

Cheers
Andy

http://velonews.competitor.com/2015/01/ ... her_358172