These are the only 2 pairs of socks I have worn for about the past 3 months. Most comfortable socks that keep my feet warm in the cold but cool in the heat.
Minus33 Day Hikers: http://www.minus33.com/shop-merino-wool/minus33/merino-wool-day-hiker-sock/
American Alpaca: http://www.amazon.com/gp/product/B00FA5R5OY/ref=oh_aui_search_detailpage?ie=UTF8&psc=1
Minus33 Sport Life: http://www.amazon.com/gp/product/B0048HMD88/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1