SKU: 509-BS1-FZ | Write a Review
Experience the comfort and performance difference using 509ís Active Layering System™ featuring Cold Armor™ technology. Cold Armor™ is a blend of technical materials constructed to wick moisture and create a cold blocking barrier for those frigid days. Pairing 509ís base layers with 509ís outerwear creates a high performance layering system that works together to keep you dry and comfortable. Starting with our lightest base layer, the LVL  is a next to skin layer designed to be close fitting and actively work to wick away moisture creating a comfortable in even the harshest conditions.