Under Armour Men's ColdGear® Base 4.0 Crew Hat · Fusion In-Mold polycarbonate shell

· Fusion In-Mold polycarbonate shell

Mesh-lined

Made with soft

hydrated silica

Soft flexing upper shell materials for ultimate learn-to-ride comfort

Under Armour Men's ColdGear® Base 4.0 Crew Hat · Fusion In-Mold polycarbonate shellUA Base 4. 0 is a men's baselayer built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes. 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