Your work doesn't stop just because its cold, be prepared with the Microlux Balaclava from Zan HeadTermax Balacava from Seirus.
Lightweight, breathable, contoured construction allows for maximum coverage of head, neck and face while still retaining full vision. Wear alone or under a helmet. Made of 1 x 1 rib Thermax for excellent, lightweight warmth. Tucks securely into jacket collar.