Under Armour Coldgear Infrared Grid Crew Boys'

You've got two things going on here: a grid structure to trap warmth & exclusive ColdGear® Infrared technology to hold onto it. That means one thing: the best warmth for a baselayer this light.

Under Armour Coldgear Infrared Grid Crew Boys' Features:

• Next-to-skin without the squeeze.
• Dual-layer, textured-grid fabric traps heat for unrivaled warmth with very little weight
• ColdGear® Infrared technology uses a soft, thermo-conductive inner coating to absorb & retain your own body heat
• Material wicks sweat & dries really fast
• Anti-odor technology prevents the growth of odor-causing microbes
• Smooth, chafe-free flatlock seam construction
• 5.0 oz. Polyester/Elastane
• Imported