Seirus Men's Heatwave™ Winter Weight Base Layer Bottom

#1 selling technology in glove liners, now available for your whole body• 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 Breathability at Perspiration Zones

A thin base layer with ultimate warmth - the Heatwave™ reversible bottom harnesses the amazing warming power of Seirus® exclusive Heatwave™ technology. The heat-reflective material amplifies 4-5 degrees while also reflecting 20% of your escaping body heat back to you. With brushed Max Wick™ next to skin for optimal wicking and ventilation throughout. By keeping your legs warm, you increase blood flow, which also helps keep your feet warm and avoid chilly toes.

SHOP OTHER BASE LAYERS,Women's Mapped BottomsWomen's Mapped ¼ Zip Mock Neck TopMen's Mapped TopMen's Mapped BottomsMen's Mapped ¼ Zip Mock Neck TopMen's Winter Weight TopMen's Winter Weight BottomsWomen's Winter Weight TopWomen's Winter Weight BottomsMen's All-Season TopMen's All-Season BottomsWomen's All-Season TopWomen's All-Season Bottoms