When things bet a bit nip, the first thing to do is put on your Icebreaker Beanie to keep warm and cozy. By putting on this hat you lock in 1/3 of your body heat with 100% New Zealand pure merino wool in an ultra-fine and itchless Sport320 fabric. This no bulk, highly breathable natural fiber hat resists odor, and minimizes moisture, and resists wind. Perfect for wrapping up you noggin when skiing, climbing, or knocking about town.