Face Mask (Balaclava) headgear BasePro Full-Zip — The Only

BasePro Full-Zip — The Only Base Layer You Need

4-Way Stretch Shell for comfort and durability

Fit Tip: True to size — women should order one size smaller

and everyday wear

AERIS™ 250 Insulation – Warm even when wet

Face Mask (Balaclava) headgear BasePro Full-Zip — The OnlyFortress Carbon Extreme Warmth Patented AERIS 500 Insulation ( 13mm loft): Keeps you warm even when wet. Construction: shell for advanced fire resistance. Temperature Range: 35F to 50F (when paired with Fortress Classic Pant & Jacket). Adjustable Fit: Chin strap can be worn under the chin, over the nose, or behind the neck. Wind Skirt Design: Tucks into your jacket to block wind and prevent heat loss. Maximum Heat Retention: Whether its 10% or 40% of