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Under Armour Men's ColdGear Reactor Run Legging

SKU# UAR_10109_EOL

The midweight ColdGear® Reactor Run Leggings have a skin-tight fit and are perfect for cold-weather running adventures. They feature 4-way stretch for excellent mobility, ColdGear® Reactor fabric that adapts to what you're doing, so as you pick up speed, it dumps excess heat, mesh panels behind the knees for strategic ventilation and a built-in brief for extra support.

Availability: In stock



you save: $36.00 (30%)
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  • Compression: Ultra-tight, second skin fit
  • ColdGear® Reactor adapts to your activity level for the right breathability and warmth for what you're doing
  • Midweight fabric has a unique hex-shaped pattern that traps a lot of warmth but still breathes as you run
  • Mesh panels behind the knees for strategic ventilation
  • Built-in brief for added support
  • 4-way stretch construction moves better in every direction
  • Material wicks sweat and dries really fast
  • Anti-odour technology prevents the growth of odour-causing microbes
  • Encased elastic waistband with internal drawcord
  • Angled cuffs
  • Inseam: 70.5cm


Made From 86% polyester, 14% elastane


ColdGear® is the layer athletes trust when the mercury drops. ColdGear® eliminates the need to wear heavy, bulky gear in cold weather. Wear it to feel warm, dry and light.

ColdGear® Reactor technology: has a unique structure. The insulation's unique morphology mimics down as if clusters of down were strung together in rows creating unbroken down-like waves. The wavy and spring like structure of these varied fibres ensures even warmth, reliable comfort and protection. Avoiding the thick, thin and void issues of down and continuous filament garments. ColdGear® Reactor features:

  • Extended comfort range and breathability
  • Water resistant and quick drying
  • Paramount warmth
  • Loft to weight comparable to down
  • Soft drape and touch
  • Lightweight packability with superior resiliency
  • Stretchability
  • Washable
  • Hypo allergenic
  • No animal products

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