Under Armour Men's ColdGear Base 4.0 Crew (Black)

UA Base 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold. UA Scent Control Technology to keep you undetected in all pursuits. Soft, brushed grid interior traps air against your skin, closely managing your body's microclimate to keep you warm & comfortable. Material wicks sweat & dries really fast. 4-way stretch construction moves better in every direction.

UA Base is a system of baselayers numbered from 2.0 – 4.0 that takes you from cold to absolutely freezing temps. It uses a special negative grid structure to trap heat without adding bulk. Think long underwear reengineered for athletes performing at their peak. UA Base 3.0 is built for very cold weather and moderate activity levels.

Under Armour ColdGear Base 3.0 Men's Crew - 3XL

UA Base is a system of baselayers numbered from 2.0 – 4.0 that takes you from cold to absolutely freezing temps. It uses a special negative grid structure to trap heat without adding bulk. Think long underwear reengineered for athletes performing at their peak. UA Base 4.0 is built for extreme cold weather and lower activity levels.

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Hans Meyer - Bike Shop - Wichtrach, Switzerland

The Under Armour 4.0 Women's Baselayer Crew will keep you extra warm this winter. Made from four-way stretch fabric, the Under Armour 4.0 women's baselayer allows for full mobility in every direction, while the thumb holes help secure the wrist cuffs when training. The soft-grid interior of the Under Armour 4.0 women's baselayer helps trap in body heat to keep you feeling warm even in extreme temperatures.

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1353349 SIZE 2X Under Armour Men's ColdGear Base 4.0 Crew

Under Armour Men's ColdGear Base 4.0 Crew - Hibbett

The Men's Under Armour ColdGear Baselayer Top provides warmth and comfort during cold weather activities. Made from a blend of polyester and elastane, this Under Armour Baselayer Top is stretchy for mobility and features ColdGear technology to trap and retain body heat better. The mesh back and underarm panels help promote better ventilation, while the dual-layer fabric features a brushed interior for warmth and a smooth exterior for quick drying.

Under Armour ColdGear Men's Fitted Crew - L / White

Under Armour Men's ColdGear® Base 4.0 Crew SM Black at

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