Under Armour Base 4.0 ColdGear Long Sleeve Size:S Colour :RGB Colour (adjustable with

Colour :RGB Colour (adjustable with wireless remote)

blended interwoven fiberglass fibers made to FMF's specifications for high heat resistance

Inner pocket within thermal liner

Bellows allow the differential and transmission air to expand and contract without the need for long vent lines that can easily get plugged with mud or be pulled off

Under Armour Base 4.0 ColdGear Long Sleeve Size:S Colour :RGB Colour (adjustable withUA 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, re engineered for athletes performing at their peak. UA Base 4. 0 is built for extreme cold weather and lower activity levels. FEATURES Fitted: Next to skin without the squeeze. UA Base 4. 0 Extreme Baselayer is the warmest yet, locking in