Experience the comfort and performance difference using 509's 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 509's base layers with 509's outerwear create 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.
LVL  - Our lightest next to skin base layer
Lightweight, moisture-wicking polyester technical material