Black Diamond direct is having a decent sale on winter-oriented skiing/mountaineering gear, some headlamps, too:
http://www.blackdiamondequipment.com/en-us/shop/web-specials/
In particular, the Tracer Helmet is a great deal at about $40 shipped (next lowest price I found on the net was $60), and is pretty light for a mountaineering helmet at 245g:
http://www.blackdiamondequipment.com/en-us/shop/web-specials/tracer-helmet
Shipping is free with orders over $50.
