1337 NWT Men's Heatwave Winter Weight Base Layer Bottom Carbon Sz Med

1337 NWT Men's Heatwave Winter Weight Base Layer Bottom Carbon Sz Med Classic Fit / Reversible Heatwave for More Warmth & Rapid Wicking Anti-Chafing Flatlock Seam Construction Polygiene Mesh Anti-Microbial Ventilation Zones Brushed-Back Elastic Wastband for 'Stay-Put' Fit & Gusseted Undercarriage For Increased Mobility Reflective Hits on Legs 4-Way Stretch Moisture Control/Breathable Heatwave with Integrated Spandex for Improved Stretch, Shape, and Maximum Comfort Ergonomically Placed Max Wick Fabric For Increased Breathability High-Performance Power Mesh for Increased Breathablilty at Perspiration Zones