• UA Base™ 4.0 Extreme Baselayer is our warmest yet, delivering extreme warmth in the extreme cold
• UA Scent Control Technology to keep you undetected in all pursuits
• Soft, brushed grid interior traps air, 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
• ¼ zip front allows you to dump excess heat quickly & efficiently
• Machine wash cold with like colors
• Use only non-chlorine bleach when needed
• Tumble dry low
• Do not iron
• Do not use softeners
• Do not dry clean