The best midweightbase layer you can buy. Made for mountaineering, this merino wool long sleeve shirt will manage moisture and regulate your temperature. Withmerino wool, you also get the anti-odor properties. Arcteryx LEAF created a special color pallet for the operator. Black and Crocodile.
-Merino wool
-Nylon Core for strength
-Gusseted Armpit
Arc'teryx LEAF Cold WX LS Shirt AR Wool