Turn up that base An extra layer makes all the difference on cold chairlift rides and stormy days. The men's Burton Midweight X Base Layer Pants turn up the climate control with a quick-drying, breathable feel, and all the stretch you need to get creative. The Midweight 200 Living Lining with HeiQ Smart Temp reacts to your body temperature, accelerating moisture wicking when you're hot and retaining warmth when you're cold for balanced comfort all day long. Double Side Peached using HeiQ odour control & thermoregulation technologies keeps it fresh without limiting breathability.   FEATURES: Built-in Climate Control Four-way stretch fabrication for enhanced mobility Slim fit sits close to the body, with room for the garment to move with you Quick drying and highly breathable Chafe-free softlock seams for added comfort Living lining baselayer midweight 92% recycled polyester 8% spandex  Lifetime Warranty bluesign approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing