Point5 technical ultra light and ultra warm down bomber jacket.
Made from 90% ethical duck down with a fill power of 700.
Three zipped external pockets, two internal box pockets, great for gloves or goggles. A two way zip for belaying and added sleeve length to keep your wrists warm. All in all a fantastic warm down jacket with lots of practical features. 
Chest sizing (inchs):         M 38-40  Lg 40-43 XL 44-45